{"product_id":"ultra-shear-variable-joinery-mortise-horizontal-sc260824qzsm0m6d","title":"Mortise \u0026 Tenon Spiral 3-Piece Router Bit Set, 8mm Upcut Joinery Bit with Variable Helix for Smooth Plunging, Designed for Shaper Origin \u0026 Plunge Routers – USA Made US8208UV-3PC","description":"\u003cp\u003e\u003cspan\u003eUltra-Shear Variable Helix Mortise \u0026amp; Tenon Router Bits\u003c\/span\u003e\u003cspan\u003e are engineered for woodworkers who demand smooth plunging, chatter-free cuts, and precise joinery results.\u003cbr\u003e\u003cbr\u003e Designed specifically for mortise and tenon joinery, these spiral upcut bits outperform standard straight and single-helix cutters—especially in deep mortises and long tenons. The variable helix geometry begins with a shallow angle at the tip for controlled entry and increases toward the shank to evacuate chips efficiently, reducing vibration and improving surface finish.\u003cbr\u003e\u003cbr\u003e Ideal for use with \u003c\/span\u003e\u003cspan\u003eShaper Origin\u003c\/span\u003e\u003cspan\u003e joinery machines, these bits also excel in plunge router and fence-guided setups. Clean entry points, satin-smooth sidewalls, and consistent dimensional accuracy make them a go-to cutter for furniture makers and serious woodworkers.\u003cbr\u003e\u003cbr\u003e Manufactured from solid micro-grain carbide and precision-ground in \u003c\/span\u003e\u003cspan\u003eStrongsville, Ohio\u003c\/span\u003e\u003cspan\u003e, Ultra-Shear Variable Helix Router Bits deliver long tool life and dependable American-made quality.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003eAdditional details\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMaterial Type : Carbide\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eFeatures \u0026amp; Specs\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCut Type : Mortise \u0026amp; Tenon\u003c\/li\u003e\n\u003cli\u003eNumber of Flutes : 2\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eItem details\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eASIN : B0G87CF9GG\u003c\/li\u003e\n\u003cli\u003eBrand Name : Ultra-Shear\u003c\/li\u003e\n\u003cli\u003eIncluded Components : 3 Variable Helix Router Bits\u003c\/li\u003e\n\u003cli\u003eManufacturer : Ultra-Shear\u003c\/li\u003e\n\u003cli\u003ePart Number : US8208UV-3PC\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMeasurements\u003c\/p\u003e\u003cul\u003e\u003cli\u003eCutting Diameter : 8 Millimeters\u003c\/li\u003e\u003c\/ul\u003e","brand":"Ultra-Shear","offers":[{"title":"1-1\/2' CL","offer_id":48686816002242,"sku":"SC260824QZSM0M6D","price":51.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/5734\/3170\/files\/71yQJ497dTL._SL1500.jpg?v=1787794796","url":"https:\/\/briantoraris.com\/products\/ultra-shear-variable-joinery-mortise-horizontal-sc260824qzsm0m6d","provider":"Briantoraris","version":"1.0","type":"link"}