{"id":11521,"date":"2023-09-11T13:43:29","date_gmt":"2023-09-11T13:43:29","guid":{"rendered":"https:\/\/xometry.pro\/articles\/cnc-machining-design-tips\/"},"modified":"2025-10-17T14:08:57","modified_gmt":"2025-10-17T12:08:57","slug":"cnc-machining-design-tips","status":"publish","type":"articles","link":"https:\/\/xometry.pro\/en-eu\/articles\/cnc-machining-design-tips\/","title":{"rendered":"Design Tips For CNC Machining"},"content":{"rendered":"<div role=\"navigation\" aria-label=\"Table of Contents\" class=\"simpletoc wp-block-simpletoc-toc\"><h2 class=\"simpletoc-title\">Table of Contents<\/h2>\n<ul class=\"simpletoc-list\">\n<li><a href=\"#h-1-avoid-excessively-thin-walls\">1. Avoid Excessively Thin Walls<\/a>\n\n<\/li>\n<li><a href=\"#h-2-avoid-designing-features-that-cannot-be-cnc-machined\">2. Avoid Designing Features That Cannot Be CNC Machined<\/a>\n\n<\/li>\n<li><a href=\"#h-3-avoid-excessive-use-of-tight-tolerances\">3. Avoid Excessive Use of Tight Tolerances<\/a>\n\n<\/li>\n<li><a href=\"#h-4-avoid-unnecessary-aesthetic-features\">4. Avoid Unnecessary Aesthetic Features<\/a>\n\n<\/li>\n<li><a href=\"#h-5-design-cavities-with-accurate-depth-to-width-ratios\">5. Design Cavities With Accurate Depth-to-width Ratios<\/a>\n\n<\/li>\n<li><a href=\"#h-6-add-a-radius-when-designing-internal-vertical-edges\">6. Add a Radius When Designing Internal Vertical Edges<\/a>\n\n<\/li>\n<li><a href=\"#h-7-limit-thread-length\">7. Limit Thread Length<\/a>\n\n<\/li>\n<li><a href=\"#8-avoid-extremely-small-features\">8. Avoid Extremely Small Features<\/a>\n\n<\/li>\n<li><a href=\"#h-9-design-holes-with-standard-sizes\">9. Design Holes With Standard Sizes<\/a>\n\n<\/li>\n<li><a href=\"#h-10-avoid-unnecessary-text-and-lettering\">10. Avoid Unnecessary Text and Lettering<\/a>\n\n<\/li>\n<li><a href=\"#h-cnc-machining-services-at-xometry\">CNC Machining Services at Xometry<\/a>\n<\/li><\/ul><\/div>\n\n\n<p>This article covers 10 essential tips for CNC machining design.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-1-avoid-excessively-thin-walls\"><strong>1. Avoid Excessively Thin Walls<\/strong><\/h2>\n\n\n<p>Decreasing the wall thickness affects the stiffness of the material and reduces achievable accuracy as a result of inevitable vibrations during machining. The standard minimum wall thickness is 0.794 mm for metals and 1.5 mm for plastics. If you require thinner walls, you can use other suitable and cost-effective manufacturing processes like sheet metal fabrication.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"415\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/wall-thickness-1024x415.png\" alt=\"The minimum wall thickness depends on the type of material\" class=\"wp-image-1976\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/wall-thickness-1024x415.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/wall-thickness-300x122.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/wall-thickness-768x311.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/wall-thickness.png 1440w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/wall-thickness.png\" data-fancybox=\"gallery-11521\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/wall-thickness.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n    <aside class=\"article-content-aside\">\r\n        <a href=\"https:\/\/xometry.pro\/en-eu\/articles\/cnc-machining-guide\/\" class=\"aside-image sidebar__aside-image\"><img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/05\/cnc-machining-scaled-1.jpeg\" alt=\"\"><\/a><a href=\"https:\/\/xometry.pro\/en-eu\/articles\/cnc-machining-guide\/\" class=\"aside-link\">The Ultimate CNC Machining Guide<\/a>    <\/aside>\r\n    \n\n<h2 class=\"wp-block-heading\" id=\"h-2-avoid-designing-features-that-cannot-be-cnc-machined\"><strong>2. Avoid Designing Features That Cannot Be CNC Machined<\/strong><\/h2>\n\n\n<p>An example of a feature in CNC machined parts that CNC mills, lathes or drills cannot produce is \u201ccurved holes\u201d. If you require this feature or others that can\u2019t be machined for your design, you can use electrical discharge machining (EDM) instead.<\/p>\n\n\n    <aside class=\"article-content-aside\">\r\n        <a href=\"https:\/\/xometry.pro\/en-eu\/guides\/design-guide-cnc\/\" class=\"aside-image sidebar__aside-image\"><img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2025\/08\/og-guide-engineering-success-1.png\" alt=\"\"><\/a><a href=\"https:\/\/xometry.pro\/en-eu\/guides\/design-guide-cnc\/\" class=\"aside-link\">eBook: CNC Machining Design Guide<\/a>    <\/aside>\r\n    \n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"416\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/shapes-impossible-cnc-machined-1024x416.png\" alt=\"\" class=\"wp-image-2014\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/shapes-impossible-cnc-machined-1024x416.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/shapes-impossible-cnc-machined-300x122.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/shapes-impossible-cnc-machined-768x312.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/shapes-impossible-cnc-machined.png 1079w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/shapes-impossible-cnc-machined.png\" data-fancybox=\"gallery-11521\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/shapes-impossible-cnc-machined.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-3-avoid-excessive-use-of-tight-tolerances\"><strong>3. Avoid Excessive Use of Tight Tolerances<\/strong><\/h2>\n\n    <aside class=\"article-content-aside\">\r\n        <a href=\"https:\/\/xometry.pro\/en-eu\/articles\/cnc-machining-tolerances\/\" class=\"aside-image sidebar__aside-image\"><img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/12\/abs-cnc-machined-part.webp\" alt=\"ABS CNC machined part\"><\/a><a href=\"https:\/\/xometry.pro\/en-eu\/articles\/cnc-machining-tolerances\/\" class=\"aside-link\">Tolerances in CNC Machining<\/a>    <\/aside>\r\n    \n\n\n<p>If you don\u2019t specify tolerances in your design, the machine would simply use its standard tolerance. This helps save time and money. You should only specify tight tolerances when absolutely necessary. If you do specify tight tolerances, you should maintain consistency throughout your design. This helps reduce machining time.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"416\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/homogeneous-tolerancing-1024x416.png\" alt=\"Avoid excessive use of tolerances\" class=\"wp-image-1977\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/homogeneous-tolerancing-1024x416.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/homogeneous-tolerancing-300x122.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/homogeneous-tolerancing-768x312.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/homogeneous-tolerancing.png 1079w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/homogeneous-tolerancing.png\" data-fancybox=\"gallery-11521\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/homogeneous-tolerancing.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-4-avoid-unnecessary-aesthetic-features\"><strong>4. Avoid Unnecessary Aesthetic Features<\/strong><\/h2>\n\n\n<p>Some aesthetic features cannot be efficiently machined. As a designer, you should ask yourself: \u201cWhat CNC machining process would this feature require?\u201d or \u201cIs it a 5-axis or a 3-axis machining process?\u201d<\/p>\n\n\n\n<p>You can improve your design by focusing on the accuracy of required features rather than aesthetics. It is best to use post-machining processes to change aesthetics.<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-5-design-cavities-with-accurate-depth-to-width-ratios\"><strong>5. Design Cavities With Accurate Depth-to-width Ratios<\/strong><\/h2>\n\n\n<p>Cavities that are too deep can result in tool hanging, tool deflection, chip evacuation issues, and tool fracture. Cavity depths should not exceed 3-4 times their width. If larger depths are required, you should consider designing your part with a variable cavity depth. Cavity depths higher than six times their width are considered deep.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"416\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/cavities-cnc-1024x416.png\" alt=\"\" class=\"wp-image-1978\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/cavities-cnc-1024x416.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/cavities-cnc-300x122.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/cavities-cnc-768x312.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/cavities-cnc.png 1079w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/cavities-cnc.png\" data-fancybox=\"gallery-11521\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/cavities-cnc.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-6-add-a-radius-when-designing-internal-vertical-edges\"><strong>6. Add a Radius When Designing Internal Vertical Edges<\/strong><\/h2>\n\n\n<p>Most cutting tools are cylindrical and cannot machine sharp internal edges, meaning it is important to add a radius to internal edges in your design. To avoid unnecessary wear and tear of the tool, a good rule of thumb is to add a radius of 130% of the milling tool radius. If you need sharp internal corners, consider adding undercuts instead of reducing the edge radius.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"416\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/internal-edges-cnc-1024x416.png\" alt=\"\" class=\"wp-image-1980\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/internal-edges-cnc-1024x416.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/internal-edges-cnc-300x122.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/internal-edges-cnc-768x312.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/internal-edges-cnc.png 1079w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/internal-edges-cnc.png\" data-fancybox=\"gallery-11521\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/internal-edges-cnc.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-7-limit-thread-length\"><strong>7. Limit Thread Length<\/strong><\/h2>\n\n\n<p>Unnecessarily long threads increase machining costs. The strength of the connection does not increase any when the thread length exceeds the size of the diameter by more than 1.5 times.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Design threads should be no longer than 2 times the hole diameter&nbsp;<\/li>\n\n\n\n<li>For blind holes, add an unthreaded length of at least half the diameter at the bottom of the hole<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"416\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/thread-length-1024x416.png\" alt=\"\" class=\"wp-image-1981\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/thread-length-1024x416.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/thread-length-300x122.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/thread-length-768x312.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/thread-length.png 1079w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/thread-length.png\" data-fancybox=\"gallery-11521\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/thread-length.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"8-avoid-extremely-small-features\"><strong>8. Avoid Extremely Small Features<\/strong><\/h2>\n\n\n<p>Most CNC machines have a minimum tool diameter of 2.5 mm, meaning any feature smaller than 2.5 mm would be difficult to machine and would require special tools, which increases machining costs and time.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"416\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/small-features-1024x416.png\" alt=\"\" class=\"wp-image-1982\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/small-features-1024x416.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/small-features-300x122.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/small-features-768x312.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/small-features.png 1079w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/small-features.png\" data-fancybox=\"gallery-11521\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/small-features.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-9-design-holes-with-standard-sizes\"><strong>9. Design Holes With Standard Sizes<\/strong><\/h2>\n\n\n<p>Holes are machined quickly and accurately when standard drill bits are used. This means you won\u2019t need end mills or reamers to finish the hole size to a non-standard dimension.<\/p>\n\n\n\n<p>Usually, increments of 0.1 mm are used for holes up to 10 mm in diameter, and increments of 0.5 mm are used for larger holes.<\/p>\n\n\n\n<p>You should also limit the depth of holes to four times their diameter. It is possible to machine deeper holes (up to 10 times the diameter), but this will increase costs.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class=\"wp-block-image__wrap\"><img decoding=\"async\" width=\"1024\" height=\"416\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/standard-hole-size-1024x416.png\" alt=\"\" class=\"wp-image-1983\" srcset=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/standard-hole-size-1024x416.png 1024w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/standard-hole-size-300x122.png 300w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/standard-hole-size-768x312.png 768w, https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/standard-hole-size.png 1079w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><a class=\"wp-block-image__fancy-box-button\" href=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/standard-hole-size.png\" data-fancybox=\"gallery-11521\" data-caption=\"\" aria-label=\"Open full image\"><img src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/09\/standard-hole-size.png\" class=\"wp-block-image__fancy-box-button-thumbnail wp-post-image\" alt=\"\" loading=\"lazy\" decoding=\"async\"><svg class=\"wp-block-image__fancy-box-button-icon\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"18\" height=\"18\" viewBox=\"0 0 18 18\" fill=\"none\" aria-hidden=\"true\">\r\n               <path d=\"M0 2V6H2V2H6V0H2C0.895 0 0 0.895 0 2ZM2 12H0V16C0 17.105 0.895 18 2 18H6V16H2V12ZM16 16H12V18H16C17.105 18 18 17.105 18 16V12H16V16ZM16 0H12V2H16V6H18V2C18 0.895 17.105 0 16 0Z\" fill=\"#092C47\"\/>\r\n             <\/svg><\/a><\/div><\/figure>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-10-avoid-unnecessary-text-and-lettering\"><strong>10. Avoid Unnecessary Text and Lettering<\/strong><\/h2>\n\n    <aside class=\"article-content-aside\">\r\n        <a href=\"https:\/\/xometry.pro\/en-eu\/articles\/cnc-machining-finishes\/\" class=\"aside-image sidebar__aside-image\"><img decoding=\"async\" src=\"https:\/\/xometry.pro\/wp-content\/uploads\/2023\/12\/cnc-machining-finish-natural-hardcoat-scaled-1.jpg\" alt=\"\"><\/a><a href=\"https:\/\/xometry.pro\/en-eu\/articles\/cnc-machining-finishes\/\" class=\"aside-link\">Surface Finishes for CNC Machining<\/a>    <\/aside>\r\n    \n\n\n<p>Any required text can be painted or laser engraved on the surface of the machined part during the finishing process. If machined text is required, adhere to the following rules:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Choose engraving instead of embossing. This way, less material is removed.<\/li>\n\n\n\n<li>Use 20-point Sans Serif fonts to help keep costs low. Also, many CNC machines are already programmed for these fonts<\/li>\n<\/ul>\n\n\n<div id=\"lb5i00DHGG8-69d251ff9c983\" data-video-id=\"lb5i00DHGG8\" class=\"ma-gdpr-youtube-wrapper\" style=\"width:100%;height:56.25%;padding-top:56.25%;\" data-new-window=\"\" data-yt-parameters=\"\"><picture class=\"ma-gdpr-youtube-thumbnail\"><source media=\"(min-width:640px)\" type=\"image\/webp\" srcset=\"\/\/xometry.pro\/wp-content\/uploads\/ma-gdpr-youtube-thumbnails\/lb5i00DHGG8\/lb5i00DHGG8_hq720.webp\"><source media=\"(min-width:640px)\" type=\"image\/jpeg\" srcset=\"\/\/xometry.pro\/wp-content\/uploads\/ma-gdpr-youtube-thumbnails\/lb5i00DHGG8\/lb5i00DHGG8_hq720.jpg\"><source media=\"(min-width:320px)\" type=\"image\/webp\" srcset=\"\/\/xometry.pro\/wp-content\/uploads\/ma-gdpr-youtube-thumbnails\/lb5i00DHGG8\/lb5i00DHGG8_sddefault.webp\"><source media=\"(min-width:320px)\" type=\"image\/jpeg\" srcset=\"\/\/xometry.pro\/wp-content\/uploads\/ma-gdpr-youtube-thumbnails\/lb5i00DHGG8\/lb5i00DHGG8_sddefault.jpg\"><source media=\"(min-width:240px)\" type=\"image\/webp\" srcset=\"\/\/xometry.pro\/wp-content\/uploads\/ma-gdpr-youtube-thumbnails\/lb5i00DHGG8\/lb5i00DHGG8_hqdefault.webp\"><source media=\"(min-width:240px)\" type=\"image\/jpeg\" srcset=\"\/\/xometry.pro\/wp-content\/uploads\/ma-gdpr-youtube-thumbnails\/lb5i00DHGG8\/lb5i00DHGG8_hqdefault.jpg\"><img decoding=\"async\" src=\"\/\/xometry.pro\/wp-content\/uploads\/ma-gdpr-youtube-thumbnails\/lb5i00DHGG8\/lb5i00DHGG8_mqdefault.jpg\" alt=\"\" title=\"\"><\/picture><svg class=\"ma-gdpr-youtube-button\"><use xlink:href=\"#ma-gdpr-youtube-play-button\"><\/use><\/svg><div class=\"ma-gdpr-youtube-notice\" style=\"font-size:.7em;\"><\/div><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-cnc-machining-services-at-xometry\"><strong>CNC Machining Services at Xometry<\/strong><\/h2>\n\n\n<p>At Xometry Europe, we offer <a href=\"https:\/\/xometry.eu\/en\/cnc-milling\/\">CNC milling <\/a>and <a href=\"https:\/\/xometry.eu\/en\/cnc-turning\/\">CNC turning online services<\/a>, as well as high-precision, fast, and quality CNC machined parts made of aluminium, stainless steel, steel, copper alloys, and many others. For any questions regarding CNC machining design, you can also refer to our CNC machining design guide.<\/p>\n\n\n\n<p>We also carry out surface finish operations upon request. To get an instant quote, upload your models on our <a href=\"https:\/\/get.xometry.eu\/?locale=en\">instant quoting platform<\/a>.<\/p>\n","protected":false},"author":50,"featured_media":11523,"comment_status":"open","ping_status":"closed","template":"","categories":[],"c-tag-articles":[],"global-tag":[730,699],"class_list":["post-11521","articles","type-articles","status-publish","has-post-thumbnail","hentry","global-tag-cnc-machining-eu","global-tag-design-eu"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>10 tips to improve CADs for CNC machining | Xometry Pro<\/title>\n<meta name=\"description\" content=\"Designs for CNC machining could be improved just by following a few tips. 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