{"product_id":"malco-hsc4250-4-1-4-108-mm-malco-carbide-tipped-hole-saw-for-stucco-cement-board-siding-nail-embedded-wood-heavy-duty-thick-wall-steel-body","title":"Malco HSC4250 4-1\/4\" (108 mm) Malco Carbide-Tipped Hole Saw for Stucco, Cement Board, Siding \u0026 Nail-Embedded Wood – Heavy-Duty Thick Wall Steel Body","description":"\u003cdiv\u003e\n\u003cp\u003eThe Malco HSC4250 4 1\/4\" (108 mm) Carbide-Tipped Hole Saw is built for professionals who tackle exterior wall penetrations with rugged materials. Designed specifically for demanding HVAC applications, this hole saw delivers the power and durability you need when cutting through abrasive wall systems without compromising accuracy or tool life.\u003c\/p\u003e \u003ch3\u003eWhy the HSC4250 stands out\u003c\/h3\u003e\n\u003cp\u003eEngineered with carbide teeth and an aggressive cutting geometry, it powers through stucco, cement board, plaster, siding, and nail-embedded wood. The thick-wall steel body resists heat, torque, and jobsite abuse, helping you maintain control and precision during tough exterior penetrations. When you’re installing vents, flues, or refrigerant lines, you need a hole saw that stays true from start to finish.\u003c\/p\u003e \u003ch3\u003eWhat makes it unique\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCarbide-tipped teeth\u003c\/strong\u003e for longer life and sustained cutting power in abrasive materials.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAggressive cutting geometry\u003c\/strong\u003e that delivers clean, efficient holes in multi-material walls.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThick-wall steel body\u003c\/strong\u003e designed to handle heat and torque, keeping your cuts steady and accurate.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 4 1\/4\" (108 mm) ideal for common HVAC penetrations and vent openings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDurable surfacing\u003c\/strong\u003e built to withstand jobsite abuse, ensuring dependable performance over many uses.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and setup\u003c\/h3\u003e\n\u003cp\u003ePair this hole saw with Malco Quick Connect arbors and Quick Change pilot drills to streamline your workflow. Options include the HHA4 Arbor with High Speed Steel Pilot Drill Bit or the HHA5 Arbor with Carbide Tipped Pilot Drill Bit, enabling quick, secure setup and rapid bit changes on site.\u003c\/p\u003e \u003ch3\u003eUse cases and scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCut clean, precise openings for vents, exhausts, or flues in exterior walls.\u003c\/li\u003e \u003cli\u003eEfficiently penetrate cement board, stucco, plaster, siding, and nail-embedded wood without bit wobble.\u003c\/li\u003e \u003cli\u003eIdeal for HVAC installations where consistent hole size and durability matter more than the job, from new builds to retrofit work.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for最佳 results\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eStart with a centered pilot guide to maintain alignment and prevent wandering in tough materials.\u003c\/li\u003e \u003cli\u003eUse steady, controlled feed pressure to maximize carbide performance and minimize heat buildup.\u003c\/li\u003e \u003cli\u003eChoose the appropriate Malco arbor and pilot drill for your specific application to ensure optimal torque and speed.\u003c\/li\u003e \u003cli\u003eLet the tool do the work—avoid forcing the cut, which can reduce blade life and hole accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re routing refrigerant lines or installing exterior penetrations, the Malco HSC4250 4 1\/4\" Carbide-Tipped Hole Saw delivers durable performance, precise holes, and consistent results in challenging wall assemblies. A smart choice for HVAC professionals who demand reliability, longevity, and productive workflow on every job.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Malco","offers":[{"title":"Hole Saw \/ Multi-Use \/ 4-1\/4 In.","offer_id":42832563896368,"sku":"574-HSC4250","price":30.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/3883\/0640\/files\/3fd9045e-33e3-4cf1-a163-60083f53ec8e.png?v=1773081799","url":"https:\/\/usatooldepot.com\/products\/malco-hsc4250-4-1-4-108-mm-malco-carbide-tipped-hole-saw-for-stucco-cement-board-siding-nail-embedded-wood-heavy-duty-thick-wall-steel-body","provider":"USA Tool Depot","version":"1.0","type":"link"}