[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-1-en-105":3,"doc-seo-565808-105":53,"doc-detail-565808-en":127},{"code":4,"msg":5,"data":6},0,"success",[7,14,19,24,29,34,39,44,49],{"id":8,"doc_module":9,"doc_module_name":10,"category_name":11,"show_sort_weight":12,"slug":13},11,1,"Template","Presentations",90,"presentations",{"id":15,"doc_module":9,"doc_module_name":10,"category_name":16,"show_sort_weight":17,"slug":18},12,"Resumes",80,"resumes",{"id":20,"doc_module":9,"doc_module_name":10,"category_name":21,"show_sort_weight":22,"slug":23},14,"Invoices",70,"invoices",{"id":25,"doc_module":9,"doc_module_name":10,"category_name":26,"show_sort_weight":27,"slug":28},15,"Posters",60,"posters",{"id":30,"doc_module":9,"doc_module_name":10,"category_name":31,"show_sort_weight":32,"slug":33},16,"Social Media",50,"social-media",{"id":35,"doc_module":9,"doc_module_name":10,"category_name":36,"show_sort_weight":37,"slug":38},17,"Forms",40,"forms",{"id":40,"doc_module":9,"doc_module_name":10,"category_name":41,"show_sort_weight":42,"slug":43},18,"Letters",30,"letters",{"id":45,"doc_module":9,"doc_module_name":10,"category_name":46,"show_sort_weight":47,"slug":48},21,"Paper Templates",5,"papers-templates",{"id":50,"doc_module":9,"doc_module_name":10,"category_name":51,"show_sort_weight":4,"slug":52},158,"General","general-158",{"code":4,"msg":54,"data":55},"ok",{"site_id":56,"language":57,"slug":58,"title":59,"keywords":60,"description":61,"schema_data":62,"social_meta":120,"head_meta":122,"extra_data":124,"updated_unix":126},105,"en","metric-screw-thread-chart-recommended-class-2-tap-and-clearance-drill-sizes","Metric Screw Thread Chart - Recommended Class 2 Tap and Clearance Drill Sizes","","Metric screw thread chart providing tap drill and clearance drill sizes for metric tap sizes (e.g., M1 through M20) alongside a recommended screw thread chart covering standard thread sizes (e.g., #0-08 through 1-12). Tables list drill diameters in inches, including clearance drill dimensions commonly used for fit. The document states values are recommended for a class 2 thread fit and clarifies that clearance drill sizes are the most commonly used.",{"@graph":63,"@context":119},[64,80,102],{"@type":65,"itemListElement":66},"BreadcrumbList",[67,71,74,77],{"item":68,"name":69,"@type":70,"position":9},"https://docshare.wps.com","Home","ListItem",{"item":72,"name":10,"@type":70,"position":73},"https://docshare.wps.com/template/",2,{"item":75,"name":51,"@type":70,"position":76},"https://docshare.wps.com/template/general/",3,{"item":78,"name":59,"@type":70,"position":79},"https://docshare.wps.com/template/metric-screw-thread-chart-recommended-class-2-tap-and-clearance-drill-sizes/565808/",4,{"url":78,"name":59,"@type":81,"image":82,"author":87,"headline":59,"publisher":90,"fileFormat":93,"inLanguage":57,"description":61,"dateModified":94,"datePublished":95,"encodingFormat":93,"isAccessibleForFree":96,"interactionStatistic":97},"DigitalDocument",{"url":83,"@type":84,"width":85,"height":86},"https://docshare.wps.com/thumbnails/metric-screw-thread-chart-recommended-class-2-tap-and-clearance-drill-sizes/565808.png","ImageObject",442,249,{"name":88,"@type":89},"Indoniesian Boy","Person",{"url":68,"name":91,"@type":92},"DocShare","Organization","application/pdf","2026-10-27","2026-10-13",true,{"@type":98,"interactionType":99,"userInteractionCount":101},"InteractionCounter",{"@type":100},"ViewAction",9,{"@type":103,"mainEntity":104},"FAQPage",[105,111,115],{"name":106,"@type":107,"acceptedAnswer":108},"What do the tap drill and clearance drill columns represent in the chart?","Question",{"text":109,"@type":110},"The tap drill sizes indicate the recommended drill diameters before tapping threads, while the clearance drill sizes indicate commonly used diameters for clearance.","Answer",{"name":112,"@type":107,"acceptedAnswer":113},"Are the recommended values based on a specific thread fit class?",{"text":114,"@type":110},"Yes. The document states the listed values are recommended for a class 2 thread fit.",{"name":116,"@type":107,"acceptedAnswer":117},"How should the clearance drill size guidance be interpreted?",{"text":118,"@type":110},"The clearance drill sizes listed are described as the most commonly used sizes for the intended fit.","https://schema.org",{"og:url":78,"og:type":121,"og:title":59,"og:site_name":91,"og:description":61},"article",{"robots":123,"canonical":78},"index,follow",{"doc_id":125,"site_id":56},565808,1792014115,{"code":4,"msg":5,"data":128},{"doc_id":125,"user_id":129,"nickname":88,"user_avatar":130,"doc_module":9,"category_id":50,"category_name":51,"doc_title":59,"doc_description":61,"doc_content":131,"file_id":132,"file_url":133,"file_type":134,"file_size":135,"view_count":101,"is_deleted":4,"is_public":9,"is_downloadable":9,"audit_status":9,"page_count":73,"language":136,"language_code":57,"site_id":56,"html_lang":57,"table_of_contents":137,"faqs":138,"seo_title":139,"seo_description":61,"update_tm":140,"read_time":9},962090760608,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","Distributed by: BEST MATERIALS ®  \nPh: 800-474-7570, 602-272-8128 Fax: 602-272-8014  \n[www.BestMaterials.com](www.BestMaterials.com) [Email: Sales@BestMaterials.com](Email: Sales@BestMaterials.com)  \nMetric Screw Thread Chart  \n\n| Metric Tap Size | Tap Drill (Inches) | Clearance Drill (Inches) |\n| --- | --- | --- |\n| M1 .6 x 0.35 | \\#55 (0 .052) | \\#50 (0.070) |\n| M1 .8 x 0.35 | \\#53 (0 .057) | \\#48 (0 .0.76) |\n| M2 x 0.4 | \\#52 (0 .063) | \\#45 (0 .082) |\n| M3 x 0.5 | \\#39 (0 .0995) | 1/8 (0 . 125) |\n| M3 .5 x 0.6 | \\#32 (0 . 116) | \\#28 (0 . 140) |\n| M4 x 0.7 | \\#29 (0 . 136) | \\#19 (0 . 166) |\n| M4 .5 x 0.75 | \\#25 (0 . 1495) | \\#14 (0.182) |\n| M5 x 0.8 | \\#18 (0.169) | \\#7 (0 . 201) |\n| M6 x 1 | \\#8 (0 . 199) | “C”(0 . 242) |\n| M7 x 1 | “B”(0 . 238) | 9/32 (0 . 281) |\n| M8 x 1.25 | “I”(0 . 272) | “P”(0 .323) |\n| M8 x 1 | “J”(0 . 277) | “P”(0 .323) |\n| M10 x 1.5 | “K”(0 .339) | 13/32 (0 .406) |\n| M10 x 1.25 | “S”(0 .348) | 13/32 (0 .406) |\n| M12 x 1.75 | 13/32 (0 .406) | 31/64 (0.484) |\n| M12 x 1.25 | 27/64 (0.421) | 31/64 (0.484) |\n| M14 x 2 | 31/64 (0.484) | 9/16 (0.562) |\n| M14 x 1.5 | 1/2 (0 .500) | 9/16 (0.562) |\n| M16 x 2 | 9/16 (0.562) | 41/64 (0.640) |\n| M16 x 1.5 | 37/64 (0.578) | 41/64 (0.640) |\n| M18 x 2.5 | 5/8 (0 .625) | 23/32 (0 .718) |\n| M18 x 1.5 | 21/32 (0 .656) | 23/32 (0 .718) |\n| M20 x 2.5 | 45/64 (0.703) | 13/16 (0 .812) |\n| M20 x 1.5 | 47/64 (0 .734) | 13/16 (0 .812) |\n\nOutside Diameter of Screws  \n\n| mm | inch | mm | inch |\n| --- | --- | --- | --- |\n| 1.6 | 0.063 | 8.0 | 0.315 |\n| 1.8 | 0.071 | 10 | 0.394 |\n| 2.0 | 0.078 | 12 | 0.472 |\n| 3.0 | 0.118 | 14 | 0.551 |\n| 3.5 | 0.138 | 16 | 0.630 |\n| 4.0 | 0.157 | 18 | 0.708 |\n| 4.5 | 0.177 | 19 | 0.748 |\n| 5.0 | 0.197 | 20 | 0.787 |\n| 6.0 | 0.236 | 21 | 0.827 |\n| 7.0 | 0.275 | 22 | 0.866 |\n\nStandard Screw Thread Chart  \n\n| Standard Thread Size | Tap Drill Size (Inches) | Clearance Drill Size (Inches) |\n| --- | --- | --- |\n| \\#0-08 | \\#56 (0 .046) | 1/16 (0.062) |\n| \\#1-64 | \\#53 (0 .059) | \\#49 ( .073) |\n| \\#1-72 | \\#53 (0 .059) | \\#49 ( .073) |\n| \\#2-56 | \\#50 (0.070) | \\#43 ( .089) |\n| \\#2-64 | \\#50 (0.070) | \\#43 ( .089) |\n| \\#3-48 | \\#47 (0 .078) | \\#39 ( .099) |\n| \\#3-56 | \\#46 (0 .081) | \\#39 ( .099) |\n| \\#4-40 | \\#43 (0 .089) | 1/8 (0 . 125) |\n| \\#4-48 | \\#42 (0 .093) | 1/8 (0 . 125) |\n| \\#5-40 | \\#39 (0 .099) | \\#30 (0 . 128) |\n| \\#6-32 | \\#36 (0 . 106) | \\#27 (0 . 144) |\n| \\#6-40 | \\#33 (0 . 113) | \\#27 (0 . 144) |\n| \\#8-32 | \\#29 (0 . 136) | \\#17 (0 . 173) |\n| \\#10-24 | \\#25 (0 . 149) | \\#7 (0 . 201) |\n| \\#10-32 | \\#21 (0 . 159) | \\#7 (0 . 201) |\n| 1/4-20 | \\#7 (0 . 201) | “G”(0 . 261) |\n| 1/4-28 | \\#3 (0 . 213) | “G”(0 . 261) |\n| 5/16-18 | “F”(0 . 257) | “P”(0 .323) |\n| 5/16-24 | “I”(0 . 272) | “P”(0 .323) |\n| 3/8-16 | 5/16 (0.312) | “V”(0 .377) |\n| 3/8-24 | “Q”(0 .332) | “V”(0 .377) |\n| 7/16-14 | “U”(0 .368) | 29/64 (0 .453) |\n| 7/16-20 | “W”(0 .386) | 29/64 (0 .453) |\n| 1/2-13 | 27/64 (0 .442) | 33/64 (0 .515) |\n| 1/2-20 | 29/64 (0.453) | 33/64 (0 .515) |\n| 5/8-11 | 17/32 (0 .531) | 41/64 (0 .641) |\n| 5/8-18 | 37/64 (0.578) | 41/64 (0 .641) |\n| 3/4-10 | 21/32 (0 .656) | 49/64 (0 .766) |\n| 3/4-16 | 11/16 (0 .687) | 49/64 (0 .766) |\n| 7/8-14 | 13/16 (0 .812) | 57/64 (0 .890) |\n| 1”-8 | 7/8 (0 .875) | 1-1/32 (1 .032) |\n| 1”-12 | 59/64 (0.922) | 1-1/32 (1 .032) |\n\nThe values listed in the chart above are the recommended values for a class 2 thread fit.  \nThe clearance drill sizes listed are the most commonly used sizes.  \n\n| \\#0 DIA = 0.059 | \\#1 DIA = 0.073 | \\#2 DIA = 0.086 | \\#3 DIA = 0.099 | \\#4 DIA = 0.112 |\n| --- | --- | --- | --- | --- |\n| \\#5 DIA = 0.125 | \\#6 DIA = 0.138 | \\#8 DIA = 0.164 | \\#10 DIA = 0.189 | \\#12 DIA = 0.216 |","cbCaidWNzX756nya","https://ap.wps.com/l/cbCaidWNzX756nya","pdf",218417,"English","# Metric Tap Size\n## Tap Drill (Inches) and Clearance Drill (Inches)\n# Outside Diameter of Screws\n# Standard Screw Thread Chart\n## Tap Drill Size (Inches) and Clearance Drill Size (Inches)\n# Notes on Recommended Fit","[{\"question\":\"What do the tap drill and clearance drill columns represent in the chart?\",\"answer\":\"The tap drill sizes indicate the recommended drill diameters before tapping threads, while the clearance drill sizes indicate commonly used diameters for clearance.\"},{\"question\":\"Are the recommended values based on a specific thread fit class?\",\"answer\":\"Yes. The document states the listed values are recommended for a class 2 thread fit.\"},{\"question\":\"How should the clearance drill size guidance be interpreted?\",\"answer\":\"The clearance drill sizes listed are described as the most commonly used sizes for the intended fit.\"}]","Metric Screw Thread Chart - Recommended Class 2 Tap and Clearance Drill Sizes | PDF",1791858663]