{"product_id":"dewalt-4-in-bi-metal-hole-saw","title":"DEWALT 4 in. Bi-Metal Hole Saw","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the DEWALT 4 in. Bi-Metal Hole Saw—a durable, professional-grade tool crafted to deliver clean, precise cuts across metal, wood, and composites. Designed for serious projects, this 4-inch hole saw stands up to demanding use while maintaining accuracy and efficiency.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBi-metal construction\u003c\/strong\u003e combines high-strength teeth with a flexible alloy body for long life, reduced tooth wear, and dependable performance through tough drilling tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4\" diameter\u003c\/strong\u003e with a \u003cstrong\u003e1.75\" cutting depth\u003c\/strong\u003e enables fast, substantial openings for electrical conduits, plumbing, vents, and larger hardware installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArbor not included\u003c\/strong\u003e—intended to pair with your preferred arbor or quick-change system. Check your toolkit for a compatible setup to match your drilling workflow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted DeWalt quality\u003c\/strong\u003e meaning reliable cutting accuracy, consistent results, and the resilience required on professional jobsites.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios:\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eElectric, HVAC, and plumbing installations requiring clean 4\" holes in metal panels or wood structures.\u003c\/li\u003e\n\u003cli\u003eWoodworking projects where you need a precise, large-diameter opening without excessive splintering.\u003c\/li\u003e\n\u003cli\u003eHome improvement tasks like venting, exhaust routing, or large-pass-through installations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eTips for best results:\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eBegin with a sharp pilot hole to guide the saw and reduce wandering.\u003c\/li\u003e\n\u003cli\u003eApply steady pressure and use lubrication when cutting metal to minimize heat buildup and extend blade life.\u003c\/li\u003e\n\u003cli\u003eSecure the workpiece and drill at a controlled pace to maintain a clean, square hole.\u003c\/li\u003e\n\u003cli\u003ePair with a compatible arbor and a drill\/driver that can handle the torque required for smooth cuts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eNote: This item is sold through authorized channels; third-party online marketplaces are restricted for this product.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Dewalt","offers":[{"title":"Default Title","offer_id":52272856105234,"sku":"2032091","price":26.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/2032091_A.eps_High.jpg?v=1778782997","url":"https:\/\/nationalhardwaregroup.com\/products\/dewalt-4-in-bi-metal-hole-saw","provider":"National Hardware Group","version":"1.0","type":"link"}