{"title":"SineSet Compound Sine Plates","description":"\u003cp\u003eSuburban Tool SineSet® Compound Sine Plates let machinists set and hold precise compound angles for grinding, machining and inspection. Ranging from 4\" x 4\" up to 12\" x 18\", these compound sine plates tilt on two axes so you can dial in complex angles that a single sine plate cannot reach, using gauge blocks and a sine plate calculator.\u003c\/p\u003e\u003cp\u003eMade in the USA, each compound sine plate is hardened and precision-ground for tool \u0026amp; die makers, grinding shops and QC departments. When you need to learn how to use a sine plate for two-axis angle work, Suburban Tool SineSet compound sine plates deliver dependable accuracy.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompound sine plates from 4\" x 4\" to 12\" x 18\"\u003c\/li\u003e\n\u003cli\u003eTwo-axis tilt for precise compound angles\u003c\/li\u003e\n\u003cli\u003eWorks with gauge blocks and a sine plate calculator\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Suburban Tool\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- yt-embed:START --\u003e\n\u003cdiv class=\"st-video-section\" style=\"margin-top:2rem\"\u003e\n\u003ch2 style=\"margin:0 0 1rem\"\u003eVideos\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))\"\u003e\n\u003cfigure style=\"margin:0\"\u003e\n\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:8px;background:#000\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/qmiHmSZEKvs\" title=\"How to Set a Sine Plate or Sine Bar\" loading=\"lazy\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0\" allow=\"accelerometer;autoplay;clipboard-write;encrypted-media;gyroscope;picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e\n\u003cfigcaption style=\"margin-top:.5rem;font-size:.9rem;line-height:1.3;color:#555\"\u003eHow to Set a Sine Plate or Sine Bar\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure style=\"margin:0\"\u003e\n\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:8px;background:#000\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/crcGylCdzTY\" title=\"Sine Plate Comparison - Suburban vs EX-CELL-O vs Taft-Peirce\" loading=\"lazy\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0\" allow=\"accelerometer;autoplay;clipboard-write;encrypted-media;gyroscope;picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e\n\u003cfigcaption style=\"margin-top:.5rem;font-size:.9rem;line-height:1.3;color:#555\"\u003eSine Plate Comparison - Suburban vs EX-CELL-O vs Taft-Peirce\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure style=\"margin:0\"\u003e\n\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:8px;background:#000\"\u003e\n\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/VBAdZwM4Ei8\" title=\"Free Online Calculator for setting a Sine Plate or Sine Bar from Suburban Tool\" loading=\"lazy\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0\" allow=\"accelerometer;autoplay;clipboard-write;encrypted-media;gyroscope;picture-in-picture\" allowfullscreen\u003e\u003c\/iframe\u003e\n\u003c\/div\u003e\n\u003cfigcaption style=\"margin-top:.5rem;font-size:.9rem;line-height:1.3;color:#555\"\u003eFree Online Calculator for setting a Sine Plate or Sine Bar from Suburban Tool\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- yt-embed:END --\u003e","products":[{"product_id":"sp-555_sine_plates_compound_sine_plates","title":"Compound Sine Plate, 4\" × 4\" (SPC-44-S0)","description":"\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSineSet ® SERIES\u003c\/th\u003e\n\u003ctd\u003eS0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eL\u003c\/th\u003e\n\u003ctd\u003e4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eW\u003c\/th\u003e\n\u003ctd\u003e4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eH\u003c\/th\u003e\n\u003ctd\u003e3-1\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC1\u003c\/th\u003e\n\u003ctd\u003e3\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC2\u003c\/th\u003e\n\u003ctd\u003e3\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSQUARE \u0026amp; PARALLEL\u003c\/th\u003e\n\u003ctd\u003e0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (lb)\u003c\/th\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe SPC-44-S0 is a 4\" × 4\" compound sine plate from Suburban Tool, built for setting precise compound angles in surface grinding, layout, and inspection. The compact footprint suits small-part work while keeping accurate two-axis angle setups within reach.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e1\/4-20 tapped holes let you clamp and fixture small workpieces securely\u003c\/li\u003e\n\u003cli\u003eEach gage block roll has two 0.200\" minute steps for setting small angles with standard gage block sets\u003c\/li\u003e\n\u003cli\u003eTwo locking straps that always remain below the top surface keep the working face clear\u003c\/li\u003e\n\u003cli\u003eTwo hardened \u0026amp; ground rails are standard for reliable, repeatable setups\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Suburban Tool\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable with No Certification, Short Form, or Long Form Certification.\u003c\/p\u003e","brand":"Suburban Tool Inc.","offers":[{"title":"No Certification","offer_id":46738649448600,"sku":"SPC-44-S0","price":1678.95,"currency_code":"USD","in_stock":true},{"title":"Short Form Certification","offer_id":46738649481368,"sku":null,"price":1703.95,"currency_code":"USD","in_stock":true},{"title":"Long Form Certification","offer_id":46738649514136,"sku":null,"price":1839.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/files\/SPC-66-S1_20SineSet_20Compound_20Sine_20Plate_5ed95ce8-3ba1-4682-ad8e-7a2ef7d50080.jpg?v=1781028912"},{"product_id":"spc-66-s1_compound_sine_plates","title":"Compound Sine Plate, 6\" × 6\" (SPC-66-S1)","description":"\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSineSet ® SERIES\u003c\/th\u003e\n\u003ctd\u003eS1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eL\u003c\/th\u003e\n\u003ctd\u003e6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eW\u003c\/th\u003e\n\u003ctd\u003e6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eH\u003c\/th\u003e\n\u003ctd\u003e3-1\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC1\u003c\/th\u003e\n\u003ctd\u003e5\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC2\u003c\/th\u003e\n\u003ctd\u003e5\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSQUARE \u0026amp; PARALLEL\u003c\/th\u003e\n\u003ctd\u003e0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (lb)\u003c\/th\u003e\n\u003ctd\u003e27\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe Suburban Tool SPC-66-S1 is a 6\" x 6\" compound sine plate built to grind and measure compound angles with confidence in layout, inspection, and surface-grinding work.\u003c\/p\u003e\u003cp\u003eThis S1-series plate uses 1\/4-20 tapped holes for flexible, secure workholding and setups.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTwo locking straps that always remain below the top surface keep your work clear and unobstructed.\u003c\/li\u003e\n\u003cli\u003eEach gage block roll has two 0.200\" minute steps for setting small angles with standard gage block sets.\u003c\/li\u003e\n\u003cli\u003eTwo hardened and ground rails are standard for repeatable, accurate positioning.\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Suburban Tool\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable with No Certification, Short Form, or Long Form Certification.\u003c\/p\u003e","brand":"Suburban Tool Inc.","offers":[{"title":"No Certification","offer_id":46738668716184,"sku":"SPC-66-S1","price":2791.95,"currency_code":"USD","in_stock":true},{"title":"Short Form Certification","offer_id":46738668748952,"sku":null,"price":2816.95,"currency_code":"USD","in_stock":true},{"title":"Long Form Certification","offer_id":46738668781720,"sku":null,"price":2952.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/files\/SPC-66-S1_20SineSet_20Compound_20Sine_20Plate_4c79312d-7d4f-4f80-ad01-de7a72a0aa6e.jpg?v=1781028932"},{"product_id":"spc-612-s2_compound_sine_plates","title":"Compound Sine Plate, 6\" × 12\" (SPC-612-S2)","description":"\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSineSet ® SERIES\u003c\/th\u003e\n\u003ctd\u003eS2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eL\u003c\/th\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eW\u003c\/th\u003e\n\u003ctd\u003e6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eH\u003c\/th\u003e\n\u003ctd\u003e4-3\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC1\u003c\/th\u003e\n\u003ctd\u003e10\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC2\u003c\/th\u003e\n\u003ctd\u003e5\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSQUARE \u0026amp; PARALLEL\u003c\/th\u003e\n\u003ctd\u003e0.0003\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (lb)\u003c\/th\u003e\n\u003ctd\u003e71\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe SPC-612-S2 is a 6\" × 12\" compound sine plate from Suburban Tool, engineered for setting precise compound angles in surface grinding, layout, and inspection. Two-axis adjustment lets toolmakers establish and hold complex angles with confidence.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3\/8-16 tapped holes let you clamp and fixture workpieces securely\u003c\/li\u003e\n\u003cli\u003eEach gage block roll has two 0.200\" minute steps for setting small angles with standard gage block sets\u003c\/li\u003e\n\u003cli\u003eTwo locking straps that always remain below the top surface keep the working face clear\u003c\/li\u003e\n\u003cli\u003eTwo hardened \u0026amp; ground rails are standard for reliable, repeatable setups\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Suburban Tool\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable with No Certification, Short Form, or Long Form Certification.\u003c\/p\u003e","brand":"Suburban Tool Inc.","offers":[{"title":"No Certification","offer_id":46738669731992,"sku":"SPC-612-S2","price":4588.5,"currency_code":"USD","in_stock":true},{"title":"Short Form Certification","offer_id":46738669764760,"sku":null,"price":4613.5,"currency_code":"USD","in_stock":true},{"title":"Long Form Certification","offer_id":46738669797528,"sku":null,"price":4749.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/files\/SPC-612-S2_20SineSet_20Compound_20Sine_20Plate.jpg?v=1781028916"},{"product_id":"spc-618-s2_compound_sine_plates","title":"Compound Sine Plate, 6\" × 18\" (SPC-618-S2)","description":"\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSineSet ® SERIES\u003c\/th\u003e\n\u003ctd\u003eS2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eL\u003c\/th\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eW\u003c\/th\u003e\n\u003ctd\u003e6\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eH\u003c\/th\u003e\n\u003ctd\u003e5-3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC1\u003c\/th\u003e\n\u003ctd\u003e15\"  ±0.0003\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC2\u003c\/th\u003e\n\u003ctd\u003e5\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSQUARE \u0026amp; PARALLEL\u003c\/th\u003e\n\u003ctd\u003e0.0004\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (lb)\u003c\/th\u003e\n\u003ctd\u003e134\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe SPC-618-S2 is a 6\" × 18\" compound sine plate from Suburban Tool, engineered for setting precise compound angles across a long working surface in surface grinding, layout, and inspection. Two-axis adjustment lets toolmakers establish and hold complex angles with confidence.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3\/8-16 tapped holes let you clamp and fixture workpieces securely\u003c\/li\u003e\n\u003cli\u003eEach gage block roll has two 0.200\" minute steps for setting small angles with standard gage block sets\u003c\/li\u003e\n\u003cli\u003eTwo locking straps that always remain below the top surface keep the working face clear\u003c\/li\u003e\n\u003cli\u003eTwo hardened \u0026amp; ground rails are standard for reliable, repeatable setups\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Suburban Tool\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable with No Certification, Short Form, or Long Form Certification.\u003c\/p\u003e","brand":"Suburban Tool Inc.","offers":[{"title":"No Certification","offer_id":46738672189592,"sku":"SPC-618-S2","price":10810.8,"currency_code":"USD","in_stock":true},{"title":"Short Form Certification","offer_id":46738672222360,"sku":null,"price":10835.8,"currency_code":"USD","in_stock":true},{"title":"Long Form Certification","offer_id":46738672255128,"sku":null,"price":10971.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/files\/SPC-66-S1_20SineSet_20Compound_20Sine_20Plate_3066a008-4116-4460-81d8-5fe497842bf4.jpg?v=1781028924"},{"product_id":"spc-812-s2_compound_sine_plates","title":"Compound Sine Plate, 8\" × 12\" (SPC-812-S2)","description":"\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSineSet ® SERIES\u003c\/th\u003e\n\u003ctd\u003eS2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eL\u003c\/th\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eW\u003c\/th\u003e\n\u003ctd\u003e8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eH\u003c\/th\u003e\n\u003ctd\u003e4-3\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC1\u003c\/th\u003e\n\u003ctd\u003e10\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC2\u003c\/th\u003e\n\u003ctd\u003e5\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSQUARE \u0026amp; PARALLEL\u003c\/th\u003e\n\u003ctd\u003e0.0003\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (lb)\u003c\/th\u003e\n\u003ctd\u003e93\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe Suburban Tool SPC-812-S2 is an 8\" x 12\" compound sine plate built to grind and measure compound angles with confidence in layout, inspection, and surface-grinding work.\u003c\/p\u003e\u003cp\u003eThis S2-series plate uses 3\/8-16 tapped holes for secure, flexible workholding.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTwo locking straps that always remain below the top surface keep your work clear and unobstructed.\u003c\/li\u003e\n\u003cli\u003eEach gage block roll has two 0.200\" minute steps for setting small angles with standard gage block sets.\u003c\/li\u003e\n\u003cli\u003eTwo hardened and ground rails are standard for repeatable, accurate positioning.\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Suburban Tool\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable with No Certification, Short Form, or Long Form Certification.\u003c\/p\u003e","brand":"Suburban Tool Inc.","offers":[{"title":"No Certification","offer_id":46738675794072,"sku":"SPC-812-S2","price":6411.3,"currency_code":"USD","in_stock":true},{"title":"Short Form Certification","offer_id":46738675826840,"sku":null,"price":6436.3,"currency_code":"USD","in_stock":true},{"title":"Long Form Certification","offer_id":46738675859608,"sku":null,"price":6572.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/files\/SPC-66-S1_20SineSet_20Compound_20Sine_20Plate_09f0ebc1-07ff-4d8e-9509-209eaa3ac7f6.jpg?v=1781028939"},{"product_id":"spc-1212-s2_compound_sine_plates","title":"Compound Sine Plate, 12\" × 12\" (SPC-1212-S2)","description":"\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"spec\"\u003e\n\u003ctr\u003e\n\u003cth\u003eSineSet ® SERIES\u003c\/th\u003e\n\u003ctd\u003eS2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eL\u003c\/th\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eW\u003c\/th\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eH\u003c\/th\u003e\n\u003ctd\u003e4-3\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC1\u003c\/th\u003e\n\u003ctd\u003e10\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eC2\u003c\/th\u003e\n\u003ctd\u003e10\"  ±0.0002\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSQUARE \u0026amp; PARALLEL\u003c\/th\u003e\n\u003ctd\u003e0.0003\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (lb)\u003c\/th\u003e\n\u003ctd\u003e137\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eThe SPC-1212-S2 Compound Sine Plate, 12\" x 12\", from Suburban Tool sets precise compound angles for surface grinding, inspection, and toolroom layout. Its gage block rolls feature two 0.200\" minute steps for setting small angles with standard gage block sets, and a locking strap that always remains below the top surface keeps the working face clear.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompound design establishes accurate two-axis angles in one fixture\u003c\/li\u003e\n\u003cli\u003eGage block rolls include dual 0.200\" minute steps for fine angle setting\u003c\/li\u003e\n\u003cli\u003eTwo locking straps stay below the top surface for unobstructed work\u003c\/li\u003e\n\u003cli\u003eTwo hardened and ground rails are included as standard\u003c\/li\u003e\n\u003cli\u003eAt this 12\" x 12\" size, mounting is provided through 3\/8-16 tapped holes\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Suburban Tool\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable with No Certification, Short Form, or Long Form Certification.\u003c\/p\u003e","brand":"Suburban Tool Inc.","offers":[{"title":"No Certification","offer_id":46738677661848,"sku":"SPC-1212-S2","price":9506.7,"currency_code":"USD","in_stock":true},{"title":"Short Form Certification","offer_id":46738677694616,"sku":null,"price":9531.7,"currency_code":"USD","in_stock":true},{"title":"Long Form Certification","offer_id":46738677727384,"sku":null,"price":9667.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/files\/SPC-66-S1_20SineSet_20Compound_20Sine_20Plate.jpg?v=1781028896"},{"product_id":"spc-1218-s2_compound_sine_plates","title":"Compound Sine Plate, 12\" × 18\" (SPC-1218-S2)","description":"\u003cp\u003eThe SPC-1218-S2 is a 12\" × 18\" compound sine plate from Suburban Tool, engineered for establishing precise compound angles in the toolroom. Adjusting on two axes, it supports accurate surface grinding, layout, and inspection setups where compound angles must be dialed in and held.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGenerous 12\" × 18\" working surface accommodates larger workpieces and fixtures\u003c\/li\u003e\n\u003cli\u003eCompound design sets angles on two planes for complex grinding and QC setups\u003c\/li\u003e\n\u003cli\u003eRugged build made for repeatable, everyday toolroom and inspection use\u003c\/li\u003e\n\u003cli\u003eBacked by the precision reputation of Suburban Tool\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Suburban Tool\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAvailable with No Certification, Short Form, or Long Form Certification.\u003c\/p\u003e","brand":"Suburban Tool Inc.","offers":[{"title":"No Certification","offer_id":46738678055064,"sku":"SPC-1218-S2","price":18625.95,"currency_code":"USD","in_stock":true},{"title":"Short Form Certification","offer_id":46738678087832,"sku":null,"price":18650.95,"currency_code":"USD","in_stock":true},{"title":"Long Form Certification","offer_id":46738678120600,"sku":null,"price":18786.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/files\/SPC-66-S1_20SineSet_20Compound_20Sine_20Plate_6417a2ee-98d6-4317-a7c6-370b9ec16f09.jpg?v=1781028902"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/collections\/SPC-66-S1_20SineSet_20Compound_20Sine_20Plate_6417a2ee-98d6-4317-a7c6-370b9ec16f09.jpg?v=1787250380","url":"https:\/\/atxnpj-ir.myshopify.com\/collections\/suburban-tool-sineset-compound-sine-plates.oembed","provider":"Suburban Tool Inc,","version":"1.0","type":"link"}