{"product_id":"chumia-chainsaw-sharpener-bits-30-pack-silver-high-hardness-diamond-emery-grit-for-5-32-3-16-7-32-wheels","title":"Chumia Chainsaw Sharpener Bits 30-Pack Silver — High-Hardness Diamond\/Emery Grit for 5\/32, 3\/16 \u0026 7\/32 Wheels","description":"\u003cstrong\u003eChumia's 30-piece high-hardness electric chainsaw sharpener bits are a mixed-size diamond-grit kit designed to quickly restore and maintain cutter edges on electric and petrol chain saw wheels.\u003c\/strong\u003e\n\nWhether you’re maintaining a workshop’s fleet of chains or sharpening a single homeowner saw, this kit supplies a range of small, medium and large grinding bits made from dense emery grain. The set includes 30 replaceable bits in three common diameters to fit 5\/32\", 3\/16\" and 7\/32\" sharpening wheels, so you can match the correct diameter to your saw’s wheel without improvising. The silver finish and hard-textured abrasive deliver consistent shaping and polishing across carbides, steel teeth and harder materials while being compact enough to carry in a toolbox.\n\n\u003ch3\u003eHow will these bits improve my chainsaw sharpening routine?\u003c\/h3\u003e\n\u003cp\u003eThese bits speed up tooth re-profiling and finishing by offering a high-hardness abrasive that resists wear and preserves cutting geometry. Because the bits are designed for wheel-mounted electric sharpeners, you can grind multiple teeth consistently without hand-held file variability. This reduces rework and keeps cutting performance uniform across the chain.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDiamond\/emery grain for durable, even grinding\u003c\/li\u003e\n  \u003cli\u003eThree diameters to match common sharpening wheels\u003c\/li\u003e\n  \u003cli\u003eEasy wheel-mounted use for consistent angles\u003c\/li\u003e\n  \u003cli\u003ePack of 30 for repeated sharpening sessions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich saws and materials are these bits suitable for?\u003c\/h3\u003e\n\u003cp\u003eThe abrasive composition handles a wide array of materials including hardened steel teeth, carbide-tipped cutters, and non-metallic workpieces used as references during sharpening. They are intended for use with electric or small petrol chain saw sharpening wheels sized to 5\/32\", 3\/16\" and 7\/32\". Avoid using them on delicate, soft metals where a finer polishing compound is preferable.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 5\/32\", 3\/16\" and 7\/32\" grinder wheels\u003c\/li\u003e\n  \u003cli\u003eWorks on steel and carbide chain teeth\u003c\/li\u003e\n  \u003cli\u003eNot recommended for soft-precision finishing\u003c\/li\u003e\n  \u003cli\u003eCan grind non-metallic test materials like ceramic inserts\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is installation and replacement on the sharpener wheel?\u003c\/h3\u003e\n\u003cp\u003eInstallation is straightforward: each bit mounts to a standard wheel shank and can be replaced in just a couple of steps without removing the chain from the saw. That saves time compared with full tooth-by-tooth manual filing and reduces downtime during a job. Keep a few spares ready so you can swap worn bits mid-project.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo-step replacement process — quick and tool-friendly\u003c\/li\u003e\n  \u003cli\u003eNo chain removal required for most wheel-mounted sharpeners\u003c\/li\u003e\n  \u003cli\u003eLightweight bits minimize wheel imbalance when installed properly\u003c\/li\u003e\n  \u003cli\u003eCarry case-friendly for on-site swaps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know about durability and appearance?\u003c\/h3\u003e\n\u003cp\u003eThe bits are made from a hard emery grain matrix that resists rust and wear, delivering uniform carving and a fine polish on teeth and cutter faces. During shipping you might notice small black scuffs where the abrasive coating shifted; these cosmetic marks do not affect grinding performance. Store them dry and avoid impact to preserve abrasive integrity.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHard, wear-resistant emery grain construction\u003c\/li\u003e\n  \u003cli\u003eCoating surface marks are cosmetic only\u003c\/li\u003e\n  \u003cli\u003eSturdy yet lightweight to reduce breakage risk\u003c\/li\u003e\n  \u003cli\u003ePack of 30 ensures long-term supply and replacements\u003c\/li\u003e\n\u003c\/ul\u003e\n\nWho is this for? This Chumia kit is aimed at professional arborists, property maintenance crews, serious DIYers and small equipment shops that need a compact, multi-size sharpening solution. If you run frequent sharpening cycles, repair multiple chains, or prefer wheel-mounted consistency over hand filing, this set supplies durable bits in common diameters to keep blades cutting true. It’s not a surgical-grade polishing tool but a practical, heavy-duty kit for routine tooth re-profiling and maintenance work.\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these bits fit my electric chainsaw sharpener?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit common wheel sizes 5\/32\", 3\/16\" and 7\/32\". Check your sharpener wheel diameter before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many sharpenings will each bit perform?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Life varies with use and material; expect multiple chain passes per bit thanks to the high-hardness emery grit.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Chumia","offers":[{"title":"Default Title","offer_id":54192894804152,"sku":"B0DP2WRBHJ","price":42.08,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0636\/7416\/files\/chumia-front-packaging-electric-chainsaw-sharpener-bits.jpg?v=1790554128","url":"https:\/\/canadianlawn.ca\/products\/chumia-chainsaw-sharpener-bits-30-pack-silver-high-hardness-diamond-emery-grit-for-5-32-3-16-7-32-wheels","provider":"Canadian Lawn","version":"1.0","type":"link"}