{"product_id":"harden-51mm-610521","title":"HARDEN 12-Inch Bi-Metal Hacksaw Blade | 610521","description":"\u003cp data-path-to-node=\"7\"\u003eUpgrade your cutting performance with the \u003cb data-path-to-node=\"7\" data-index-in-node=\"42\"\u003eHARDEN 610521 Professional Bi-Metal Hacksaw Blade\u003c\/b\u003e. Engineered for durability and precision, this 12-inch (300mm) blade features a dual-material construction: a high-speed steel \u003cb data-path-to-node=\"7\" data-index-in-node=\"219\"\u003e(HSS M2)\u003c\/b\u003e tooth edge laser-welded to a flexible, spring-steel back. This \"bi-metal\" design ensures the blade stays sharp up to 5 times longer than standard carbon blades while remaining virtually unbreakable under heavy tension.\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003eWith \u003cb data-path-to-node=\"8\" data-index-in-node=\"5\"\u003e24 Teeth Per Inch (TPI)\u003c\/b\u003e, the 610521 is optimized for medium-to-fine cutting tasks. It provides clean, burr-free results when cutting through medium-thickness metals, aluminum, copper tubing, and hard plastics like PVC. Whether you are a professional plumber, mechanic, or DIY enthusiast, these blades are designed to fit all standard 12-inch hacksaw frames.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-path-to-node=\"9\" data-index-in-node=\"0\"\u003eKey Features \u0026amp; Benefits:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eAdvanced Bi-Metal Construction:\u003c\/b\u003e Combines the hardness of HSS M2 steel with a flexible body, preventing the blade from shattering even if it twists during a cut.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eSuperior Edge Retention:\u003c\/b\u003e The heat-treated teeth maintain their sharpness through repetitive industrial use, reducing the frequency of blade changes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,2,0\"\u003e\u003cb data-path-to-node=\"10,2,0\" data-index-in-node=\"0\"\u003e24 TPI Precision:\u003c\/b\u003e The medium tooth count is the \"all-rounder\" for the workshop—fast enough for thick PVC and precise enough for metal brackets and rods.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,3,0\"\u003e\u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"0\"\u003eStandard 12\" Fitment:\u003c\/b\u003e Designed to fit perfectly into the \u003cb data-path-to-node=\"10,3,0\" data-index-in-node=\"57\"\u003eHARDEN 610702\u003c\/b\u003e frame or any other universal 300mm hacksaw frame.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,4,0\"\u003e\u003cb data-path-to-node=\"10,4,0\" data-index-in-node=\"0\"\u003eEfficient Chip Removal:\u003c\/b\u003e Precision-ground teeth are set to minimize friction and prevent clogging, ensuring a smooth push-pull stroke.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-path-to-node=\"11\" data-index-in-node=\"0\"\u003eTechnical Specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"12\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,0,0\"\u003e\u003cb data-path-to-node=\"12,0,0\" data-index-in-node=\"0\"\u003eModel Number:\u003c\/b\u003e 610521\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,1,0\"\u003e\u003cb data-path-to-node=\"12,1,0\" data-index-in-node=\"0\"\u003eBlade Length:\u003c\/b\u003e 12 Inches (300mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,2,0\"\u003e\u003cb data-path-to-node=\"12,2,0\" data-index-in-node=\"0\"\u003eTeeth Per Inch (TPI):\u003c\/b\u003e 24 (Medium-Fine)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,3,0\"\u003e\u003cb data-path-to-node=\"12,3,0\" data-index-in-node=\"0\"\u003eMaterial:\u003c\/b\u003e Bi-Metal (HSS M2 + Spring Steel)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"12,4,0\"\u003e\u003cb data-path-to-node=\"12,4,0\" data-index-in-node=\"0\"\u003eCompatibility:\u003c\/b\u003e Fits all standard 12\" hacksaw frames\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"13\"\u003e\u003cb data-path-to-node=\"13\" data-index-in-node=\"0\"\u003eIdeal For:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"14\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,0,0\"\u003eCutting mild steel pipes, bolts, and iron rods.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,1,0\"\u003ePrecision cutting of aluminum and copper tubing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,2,0\"\u003eCleanly slicing through PVC, ABS, and other hard plastics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"14,3,0\"\u003eGeneral-purpose metalworking and maintenance projects.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"15\"\u003e","brand":"Harden","offers":[{"title":"Default Title","offer_id":46895890923746,"sku":"610521","price":2130.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/8272\/7906\/files\/Harden-Bi-Metal-Hole-saw-54mm-610521-Marvi_Sons.webp?v=1773310340","url":"https:\/\/marvisons.com\/products\/harden-51mm-610521","provider":"Marvisons","version":"1.0","type":"link"}