{"product_id":"cmt-543-127-51-mortising-chisel-bit-set-1-2-diameter-3-4-shank","title":"CMT 543.127.51 - Mortising Chisel \u0026 Bit Set - 1\/2\" Diameter, 3\/4\" Shank","description":"\u003cp\u003eThe CMT 543.127.51 is a professional-grade High-Speed Steel (HSS) mortising chisel and bit set designed for creating clean, precise square holes in soft and hard woods. Engineered for industrial use with drill press mortising attachments or dedicated mortising machines, this set is an essential component for woodworkers specializing in traditional mortise-and-tenon joinery. The carbon steel bit is precision-ground to ensure smooth chip evacuation, while the high-speed steel chisel body maintains a sharp edge even under high-production demands.\u003c\/p\u003e\u003ch3\u003ePerformance Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Geometry:\u003c\/strong\u003e Carefully ground edges provide clean-walled square mortises without the need for manual cleanup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Steel (HSS):\u003c\/strong\u003e High-grade HSS construction provides superior heat resistance and edge retention compared to standard carbon steel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Features a standard 3\/4\" (19mm) chisel shank that fits most benchtop and floor-standing mortising machines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Chip Clearance:\u003c\/strong\u003e Large side openings in the chisel allow for rapid chip removal, preventing overheating and binding during deep cuts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; text-align: left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; text-align: left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eChisel Size (D)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1\/2\" (12.7mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eShank Size (S)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4\" (19.05mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHigh-Speed Steel (HSS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRotation\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRight-Hand (RH)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMaximum Depth\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\" (76mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003e\u003c\/h3\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1 x 1\/2\" Mortising Chisel Body\u003c\/li\u003e\n\u003cli\u003e1 x 1\/2\" Corresponding Auger Drill Bit\u003c\/li\u003e\n\u003cli\u003e1 x Protective Plastic Storage Case\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CMT","offers":[{"title":"Default Title","offer_id":53959729676654,"sku":"543.127.51","price":20.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0057\/0333\/6025\/files\/Untitled-June03_2026at08.52.21_76_1.jpg?v=1781495764","url":"https:\/\/wiselinetools.ca\/en-de\/products\/cmt-543-127-51-mortising-chisel-bit-set-1-2-diameter-3-4-shank","provider":"Wise Line Tools","version":"1.0","type":"link"}