{"title":"Taft-Peirce Sine Block Taper Testing Fixture","description":"\u003cp\u003eThe Taft-Peirce sine block with center heads is a specialized 20\" taper testing fixture that combines sine-bar accuracy with bench-center holding to check tapers on shafts and cylindrical work. Machinists and QC inspectors use it to verify taper angles precisely between centers.\u003c\/p\u003e\u003cp\u003eAvailable from Suburban Tool, this Taft-Peirce sine block is Made in USA and precision ground, pairing the proven sine bar method with rigid center support for accurate taper inspection in the toolroom and QC lab.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSine block taper testing fixture with center heads\u003c\/li\u003e\n\u003cli\u003e20\" capacity for shafts and tapered work\u003c\/li\u003e\n\u003cli\u003eCombines sine-bar accuracy with center holding\u003c\/li\u003e\n\u003cli\u003ePremium Taft-Peirce precision, Made in USA\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":"9122-20nsp_sine_block_taper_testing_fixture","title":"Taft-Peirce Sine Block with Center Heads, 20\" (9122-20NSP)","description":"\u003cp\u003eThe 9122-20NSP Taft-Peirce Sine Block with Center Heads is a 20\" precision angle-setting tool from Suburban Tool, built for demanding layout, inspection, and toolroom setups. Combined with a stack of gage blocks, the sine principle lets you dial in exact angles, while the included center heads let you mount shafts and cylindrical parts between centers for accurate checking and machining.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e20\" working length for larger sine-setting and inspection jobs\u003c\/li\u003e\n\u003cli\u003eCenter heads hold round and shafted work between centers\u003c\/li\u003e\n\u003cli\u003eSets precise angles from gage blocks for layout and grinding\u003c\/li\u003e\n\u003cli\u003eRugged Taft-Peirce construction trusted in the toolroom\u003c\/li\u003e\n\u003cli\u003ePrecision angle tooling from Suburban Tool\u003c\/li\u003e\n\u003cli\u003eMade in the USA by Suburban Tool\u003c\/li\u003e\n\u003cli\u003eSurface plate not included.\u003c\/li\u003e\n\u003cli\u003eWhen mounted on the sine block, the centers are parallel to the sine rolls within 0.0002\", and parallel to the sides of the sine block within 0.0005\".\u003c\/li\u003e\n\u003cli\u003eSine block can be used alone for general purpose angle checking.\u003c\/li\u003e\n\u003cli\u003eCenter heads made from seasoned cast iron, machined in pairs for accurate alignment of centers.\u003c\/li\u003e\n\u003cli\u003eSine blocks made from heat treated alloy steel and precision ground on all working surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c!-- st-feat --\u003e\u003c!-- st-notes --\u003e","brand":"Suburban Tool Inc.","offers":[{"title":"Default Title","offer_id":46788753850520,"sku":"9122-20NSP","price":12542.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/files\/9122-20NSP_20Sine_20Block_20Taper_20Testing_20Fixture.jpg?v=1781025634"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7412\/7768\/collections\/9122-20NSP_20Sine_20Block_20Taper_20Testing_20Fixture.jpg?v=1787250453","url":"https:\/\/atxnpj-ir.myshopify.com\/collections\/taft-peirce-sine-block-taper-testing-fixture.oembed","provider":"Suburban Tool Inc,","version":"1.0","type":"link"}