{"product_id":"bha-zirconia-resin-fiber-discs-4-5-x-7-8-36-grit-pack-of-25","title":"BHA Zirconia Resin Fiber Discs – 4.5” x 7\/8”, 36 Grit, Pack of 25","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eMeet the BHA Zirconia Resin Fiber Discs, engineered for reliable grinding, blending, and finishing across a range of materials. Each disc measures 4.5 inches in diameter with a 7\/8 inch arbor, and is designed to work with a backing pad and nut on an angle grinder for smooth, controlled operation. The 36 grit profile targets material removal and surface refinement without excessive gouging, making it a versatile choice for daily shop tasks.\u003c\/p\u003e\n\u003ch3\u003eWhat’s included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePack of 25 discs\u003c\/li\u003e\n\u003cli\u003e4-1\/2\" diameter with 7\/8\" arbor hole\u003c\/li\u003e\n\u003cli\u003eEffective for blending welds and surface finishing\u003c\/li\u003e\n\u003cli\u003eSuitable for ferrous and non-ferrous metals, wood, fiberglass\u003c\/li\u003e\n\u003cli\u003eDesigned for use with backing pad and nut on an angle grinder\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy zirconia resin fiber discs\u003c\/h3\u003e\n\u003cp\u003eThe zirconia-infused resin fiber construction balances cutting speed with long life. By resisting heat buildup, they help you maintain control during longer sessions on metal and composite surfaces. The 36 grit provides a balanced profile for initial material removal and progressive finishing.\u003c\/p\u003e\n\u003ch3\u003eReal-world applications\u003c\/h3\u003e\n\u003cp\u003eUse cases span automotive frame weld blending, furniture refinishing, cabinet edge work, boat hull touch-ups, and workshop repairs. The discs offer reliable performance when transitioning between metal surfaces and wooden contours, helping you prep edges for welding, sealing, or paint prep.\u003c\/p\u003e\n\u003ch3\u003eTips for best results\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAlways use with a backing pad and nut; ensure the grinder is off when installing or removing\u003c\/li\u003e\n\u003cli\u003eKeep the disc flat against the workpiece to avoid gouges and ensure even wear\u003c\/li\u003e\n\u003cli\u003eApply steady pressure and moderate speed to monitor material removal and heat buildup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct at a glance\u003c\/h3\u003e\n\u003cp\u003eWith a 25-pack, you’ll have replacement discs ready for ongoing projects. The standard 4.5\" diameter and 7\/8\" arbor fit most common grinders, providing broad compatibility for shop workflows. This combination supports efficient prep work across metals, wood, and composites without needing frequent disc changes.\u003c\/p\u003e\n\u003ch3\u003eChoosing the right disc for your task\u003c\/h3\u003e\n\u003cp\u003eConsider material type, desired finish, and removal rate. For heavy welds, start with these discs, then switch to finer grits for refinement. Always follow safety guidelines when using a grinder.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What materials can the BHA Zirconia Resin Fiber Discs finish?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They’re suitable for ferrous and non-ferrous metals, wood, and fiberglass when used with an angle grinder and backing pad.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the disc dimensions and pack count?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Discs are 4.5 inches in diameter, 7\/8 inch arbor, 36 grit, and packed 25 per box.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BHA","offers":[{"title":"Default Title","offer_id":47464417919150,"sku":"B06VVDPFS7","price":71.83,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/bha-zirconia-resin-fiber-sanding-disc-front-view-4-5-inch.jpg?v=1770303713","url":"https:\/\/handyskook.ca\/products\/bha-zirconia-resin-fiber-discs-4-5-x-7-8-36-grit-pack-of-25","provider":"HandySkook","version":"1.0","type":"link"}