{"product_id":"hss-square-mortising-chisel-drill-bits-woodworking","title":"HSS Square Mortising Chisel Drill Bits | Woodworking Tool","description":"\n\u003ch2\u003eHSS Square Mortising Chisel Drill Bits – Precision Woodworking Tool\u003c\/h2\u003e\n\n\u003cp\u003eTake your woodworking projects to the next level with these \u003cstrong\u003eHSS Square Mortising Chisel Drill Bits\u003c\/strong\u003e. Engineered for clean, precise square holes in wood, these high carbon steel bits are built for durability and consistent performance — whether you're crafting furniture joints, cabinetry, or custom woodwork.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Speed Steel (HSS) Construction:\u003c\/strong\u003e Made from premium high carbon steel for long-lasting sharpness and resistance to wear.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSquare Hole Precision:\u003c\/strong\u003e Combines a twist auger drill with a square chisel collar to cut clean, accurate mortise holes in a single pass.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Size Range:\u003c\/strong\u003e Available in sizes from 6mm to 30mm to suit a variety of mortising and joinery applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Configurations:\u003c\/strong\u003e Choose from 7-piece, 6-piece, 4-piece sets, or individual sizes (12.7mm, 8mm, 6.4mm).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtended Length Design:\u003c\/strong\u003e 22cm length provides the reach needed for deeper cuts and mortise work.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible with Drill Press \u0026amp; Mortising Machines:\u003c\/strong\u003e Designed to fit standard bench drill presses and dedicated mortising machines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSize \u0026amp; Weight Reference\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cth\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/th\u003e\n      \u003cth\u003e\u003cstrong\u003eWeight (g)\u003c\/strong\u003e\u003c\/th\u003e\n      \u003cth\u003e\u003cstrong\u003ePackage Size\u003c\/strong\u003e\u003c\/th\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e6mm\u003c\/td\u003e\n\u003ctd\u003e106g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e6.4mm\u003c\/td\u003e\n\u003ctd\u003e123g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e8mm\u003c\/td\u003e\n\u003ctd\u003e145g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e9.5mm\u003c\/td\u003e\n\u003ctd\u003e163g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e10mm\u003c\/td\u003e\n\u003ctd\u003e167g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e11mm\u003c\/td\u003e\n\u003ctd\u003e184g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e12mm\u003c\/td\u003e\n\u003ctd\u003e198g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e12.5mm\u003c\/td\u003e\n\u003ctd\u003e212g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e12.7mm\u003c\/td\u003e\n\u003ctd\u003e209g\u003c\/td\u003e\n\u003ctd\u003e2.2×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e14mm\u003c\/td\u003e\n\u003ctd\u003e221g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e15mm\u003c\/td\u003e\n\u003ctd\u003e229g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e16mm\u003c\/td\u003e\n\u003ctd\u003e233g\u003c\/td\u003e\n\u003ctd\u003e2.5×2.5×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e18mm\u003c\/td\u003e\n\u003ctd\u003e402g\u003c\/td\u003e\n\u003ctd\u003e3.3×3.3×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e19mm\u003c\/td\u003e\n\u003ctd\u003e426g\u003c\/td\u003e\n\u003ctd\u003e3.3×3.3×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e20mm\u003c\/td\u003e\n\u003ctd\u003e433g\u003c\/td\u003e\n\u003ctd\u003e3.3×3.3×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e22mm\u003c\/td\u003e\n\u003ctd\u003e498g\u003c\/td\u003e\n\u003ctd\u003e3.3×3.3×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e25mm\u003c\/td\u003e\n\u003ctd\u003e634g\u003c\/td\u003e\n\u003ctd\u003e4.3×4.3×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e30mm\u003c\/td\u003e\n\u003ctd\u003e712g\u003c\/td\u003e\n\u003ctd\u003e4.3×4.3×22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSquare mortising chisel drill bit(s) — quantity and size per selected option\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThese mortising chisel bits are ideal for \u003cstrong\u003ewoodworkers, carpenters, furniture makers, and hobbyists\u003c\/strong\u003e who need clean, square mortise cuts for joinery work. Whether you're building frames, cabinets, doors, or decorative wood pieces, these bits deliver professional-grade results.\u003c\/p\u003e\n\n\u003ch3\u003ePair It With\u003c\/h3\u003e\n\u003cp\u003eComplete your woodworking toolkit with these complementary items from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/ccb-flat-round-spacer-beads-diy-jewelry-making\"\u003e4\/6mm CCB Flat Round Spacer Beads – DIY Jewelry Making\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/round-aluminum-wire-diy-jewelry-making-1mm-3mm\"\u003eRound Aluminum Wire 1mm–3mm | DIY Jewelry Making Wire\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What are HSS square mortising chisel drill bits used for in woodworking?\u003c\/h4\u003e\n\u003cp\u003eA: HSS square mortising chisel drill bits are used to cut precise square or rectangular holes (mortises) in wood. The twist auger removes the wood waste while the outer chisel collar squares off the corners, making them essential for mortise-and-tenon joinery, cabinet making, and furniture construction.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material are these square mortising chisel bits made from?\u003c\/h4\u003e\n\u003cp\u003eA: These mortising chisel bits are crafted from high carbon steel (HSS), which provides excellent hardness, edge retention, and durability for repeated use in hardwood and softwood applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What sizes are available for these woodworking mortising chisel bits?\u003c\/h4\u003e\n\u003cp\u003eA: Sizes range from 6mm to 30mm, including 6mm, 6.4mm, 8mm, 9.5mm, 10mm, 11mm, 12mm, 12.5mm, 12.7mm, 14mm, 15mm, 16mm, 18mm, 19mm, 20mm, 22mm, 25mm, and 30mm. Set options include 4-piece, 6-piece, and 7-piece configurations.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these bits compatible with a standard drill press?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, these square mortising chisel bits are designed to be compatible with standard bench drill presses and dedicated mortising machines. Always ensure your machine's chuck capacity matches the selected bit size before use.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What are HSS square mortising chisel drill bits used for in woodworking?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"HSS square mortising chisel drill bits are used to cut precise square or rectangular holes (mortises) in wood. 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