{"product_id":"irwin-marples-1-3-4-in-x-4-in-l-carbon-steel-forstner-drill-bit-round-shank","title":"Irwin Marples 1-3\/4 in. X 4 in. L Carbon Steel Forstner Drill Bit Round Shank","description":"\u003cdiv\u003e\n\u003cp\u003eWhen the job calls for perfectly flat-bottomed holes with clean edges, the Irwin Marples 1-3\/4 in. x 4 in. L Carbon Steel Forstner Drill Bit with a Round Shank delivers reliable precision. Built for woodworkers who demand accuracy, this bit combines durability and the renowned Marples craft to handle hardwoods, softwoods, and plywood with minimal tear-out.\u003c\/p\u003e \u003ch2\u003eWhy this Forstner bit stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFlat-bottom hole quality\u003c\/strong\u003e—designed to produce clean, true-bottom recesses ideal for dowels, hardware housing, and shelf-pin applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable carbon steel\u003c\/strong\u003e construction offers dependable performance across a range of woodworking projects and bit profiles.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRound shank, 3\/8\"\u003c\/strong\u003e—compatibility with a wide array of standard drill chucks for stable, precise cutting.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-3\/4\" cutter size\u003c\/strong\u003e and \u003cstrong\u003e4\" overall length\u003c\/strong\u003e provide ample reach for deeper holes while maintaining control and accuracy.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart of the trusted Marples line\u003c\/strong\u003e by Irwin, a name synonymous with reliable, well-made woodworking tools.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBoxed packaging\u003c\/strong\u003e keeps the bit protected during storage and transport, ensuring it’s ready when you need it.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cp\u003eThis Forstner bit shines in tasks like creating large holes for dowel joints, installing hardware and hinges, routing recesses for handles, or carving clean pockets for inlays. It excels on workpieces where precision matters most—cabinetry, furniture making, and detailed shop projects alike.\u003c\/p\u003e \u003ch2\u003ePractical tips for best results\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eUse a slow to moderate feed rate and steady pressure to maximize clean edge quality and minimize heat build-up.\u003c\/li\u003e \u003cli\u003eConsider a backing board or sacrificial scrap underneath your workpiece to reduce edge tear-out on the far side.\u003c\/li\u003e \u003cli\u003eKeep the bit sharp and free of pitch; a light application of cutting oil or wax can improve performance and extend life in tough woods.\u003c\/li\u003e \u003cli\u003eDeburr the hole after drilling to ensure smooth edges for any inserts or hardware you plan to install.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eSpecifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eProduct type: Forstner drill bit\u003c\/li\u003e \u003cli\u003eBrand: Irwin \/ Marples\u003c\/li\u003e \u003cli\u003eMaterial: Carbon steel\u003c\/li\u003e \u003cli\u003eDrill size: 1-3\/4\"\u003c\/li\u003e \u003cli\u003eOverall length: 4\"\u003c\/li\u003e \u003cli\u003eShank diameter: 3\/8\"\u003c\/li\u003e \u003cli\u003eShank type: Round shank\u003c\/li\u003e \u003cli\u003eNumber in package: 1\u003c\/li\u003e \u003cli\u003ePackaging: Boxed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Irwin","offers":[{"title":"Default Title","offer_id":52169063858450,"sku":"23434","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/23434_A.eps_High.jpg?v=1775414686","url":"https:\/\/nationalhardwaregroup.com\/products\/irwin-marples-1-3-4-in-x-4-in-l-carbon-steel-forstner-drill-bit-round-shank","provider":"National Hardware Group","version":"1.0","type":"link"}