EZARC AlCrN Carbide Rotary Burr Bit (Pro), SF-5 Double Cut Carbide Burr 1/4" Shank Die Grinder Cutting Burrs Bit for Hard Metal Working, 1-Pack

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【Tree Shape Radius End】This carbide rotary burr bit SF-5, Size: 2-3/4" Total length, 1/4" shank diameter, 1/2" cutter diameter, 1" length of cut. Engineered with AlCrN coating to handle demanding jobs with pro-level precision and durability. 【AlCrN, Tough Coating】Made of high-hardness YG6 carbide (90 HRA), this rotary burr bit delivers reliable cutting performance and wear resistance. Now upgraded with an AlCrN coating, it offers significantly improved heat and abrasion resistance. Lab-tested to last up to 2X longer—engineered for professionals who demand performance in heavy-duty metalwork. 【Double Cut Design】The extra cutting edges boost material removal speed, minimize loading, and leave smoother finish. The double-cut design offers greater control and precision for stable, accurate operation. Built to handle a wide range of materials—including tough metals like steel and cast iron. 【Heavy-Duty Applications】This double-cut burr bit handles deburring, chamfering, engraving, polishing, and weld seam removal with ease. It’s built for demanding applications across industries like automotive, aerospace, metalworking, die and mold making, and more. 【Master of Material Shaping】No dust pollution, stable, reliable and high efficiency. It is mainly used on electric and pneumatic tools, and the speed is generally 25000-50000 rpm. During use, it is essential to properly secure the tool, and utilize a reverse milling cutting method to prevent issues caused by reciprocating cuts.