{"product_id":"square-hole-drill-bit-adapter-cast-aluminum-mortise-tool","title":"Square Hole Drill Bit Adapter – Cast Aluminum Mortise Tool","description":"\n\u003ch2\u003eSquare Hole Drill Bit Adapter – Cast Aluminum Mortising Attachment\u003c\/h2\u003e\n\u003cp\u003eTake your woodworking projects to the next level with this \u003cstrong\u003eSquare Hole Drill Bit Adapter\u003c\/strong\u003e. Designed for hand electric drills, this cast aluminum mortise tool lets you drill precise square holes quickly and accurately — no expensive bench mortiser required. Whether you're cutting mortise-and-tenon joints or adding square peg holes to furniture, this sturdy adapter is your go-to woodworking companion.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Quality Cast Aluminum:\u003c\/strong\u003e Built from durable, wear-resistant cast aluminum for high hardness and long-lasting performance on the job site or in the workshop.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible with Hand Electric Drills:\u003c\/strong\u003e Fits hand electric drills with an exposed clamping width of ~20mm (0.79\") and a chuck diameter of 38mm–43mm (1.50\"–1.69\"). \u003cem\u003eNote: Not compatible with bench drills or rechargeable cordless drills.\u003c\/em\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccurate \u0026amp; Smooth Drilling:\u003c\/strong\u003e The adapter bracket acts as a precision positioning guide, helping you achieve clean, accurate square holes every time — eliminating guesswork and wasted material.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick \u0026amp; Easy Installation:\u003c\/strong\u003e Tool-free install and removal. Simply attach the bracket to your drill and get to work. Swap it on and off in seconds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Practical Size:\u003c\/strong\u003e Measures 5.3 cm × 15 cm (2.09\" × 5.91\") — lightweight enough to carry in your tool bag yet robust enough for professional use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCast Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.3 cm × 15 cm \/ 2.09\" × 5.91\"\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Drill Chuck Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e38mm – 43mm (1.50\" – 1.69\")\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eClamping Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~20mm (0.79\")\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible With\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHand Electric Drills Only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Square Hole Drill Bit Adapter Attachment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSafety Note\u003c\/h3\u003e\n\u003cp\u003eAlways wear appropriate personal protective equipment (PPE) when operating power tools. For best practices on tool safety, refer to the OSHA Power Tools Safety Guidelines.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hex-shank-wire-twister-drill-attachment-rebar-tie-tool\"\u003e1\/4\" Hex Shank Wire Twister Drill Attachment | Rebar Tie Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-2-5mm-hss-twist-drill-bits-micro-straight-shank-set\"\u003e10-Pack 2.5mm HSS Twist Drill Bits – Micro Straight Shank Set\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Drill\" target=\"_blank\" rel=\"noopener\"\u003eDrill\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What type of drill is the square hole drill bit adapter compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This square hole drill bit adapter is designed specifically for \u003cstrong\u003ehand electric drills\u003c\/strong\u003e with a chuck diameter between 38mm and 43mm (1.50\"–1.69\") and an exposed clamping width of approximately 20mm (0.79\"). It is \u003cstrong\u003enot compatible\u003c\/strong\u003e with bench drills or rechargeable cordless drills, so please verify your drill's specifications before purchasing.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need special tools to install the square hole drill bit adapter?\u003c\/h4\u003e\n\u003cp\u003eA: No! One of the biggest advantages of this mortise tool attachment is its \u003cstrong\u003etool-free installation and removal\u003c\/strong\u003e. You can quickly attach or detach the adapter from your hand electric drill without any additional tools, making it fast and convenient for on-the-go woodworking projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What material is the adapter made of, and how durable is it?\u003c\/h4\u003e\n\u003cp\u003eA: The adapter bracket is constructed from \u003cstrong\u003ehigh-quality cast aluminum\u003c\/strong\u003e, which is known for its excellent wear resistance, high hardness, and long-term durability. It is built to withstand repeated use in woodworking applications, including mortising, joint cutting, and carpentry work.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this adapter help beginners drill square holes accurately?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The adapter acts as a \u003cstrong\u003epositioning and stabilizing guide\u003c\/strong\u003e, so even users who are new to mortising can achieve accurate, smooth square holes with minimal effort. It eliminates the need for costly professional mortising machines while still delivering professional-quality results.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What type of drill is the square hole drill bit adapter compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This square hole drill bit adapter is designed specifically for hand electric drills with a chuck diameter between 38mm and 43mm (1.50\\\"–1.69\\\") and an exposed clamping width of approximately 20mm (0.79\\\"). It is not compatible with bench drills or rechargeable cordless drills, so please verify your drill's specifications before purchasing.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need special tools to install the square hole drill bit adapter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No! One of the biggest advantages of this mortise tool attachment is its tool-free installation and removal. You can quickly attach or detach the adapter from your hand electric drill without any additional tools, making it fast and convenient for on-the-go woodworking projects.\"}}, {\"@type\": \"Question\", \"name\": \"What material is the adapter made of, and how durable is it?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The adapter bracket is constructed from high-quality cast aluminum, which is known for its excellent wear resistance, high hardness, and long-term durability. It is built to withstand repeated use in woodworking applications, including mortising, joint cutting, and carpentry work.\"}}, {\"@type\": \"Question\", \"name\": \"Can this adapter help beginners drill square holes accurately?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Absolutely. The adapter acts as a positioning and stabilizing guide, so even users who are new to mortising can achieve accurate, smooth square holes with minimal effort. It eliminates the need for costly professional mortising machines while still delivering professional-quality results.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Hand Tools\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/collections\/hand-tools\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Square Hole Drill Bit Adapter – Cast Aluminum Mortise Tool\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/products\/square-hole-drill-bit-adapter-cast-aluminum-mortise-tool\"}]}\u003c\/script\u003e","brand":"Zpaxo","offers":[{"title":"Default Title","offer_id":54165041152310,"sku":"\u003cnone\u003e","price":56.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/7774\/3158\/files\/Se640a2efcf364b3ea2d1888f14c61145I.webp?v=1782617633","url":"https:\/\/0i45ne-c8.myshopify.com\/products\/square-hole-drill-bit-adapter-cast-aluminum-mortise-tool","provider":"Zpaxo","version":"1.0","type":"link"}