Hoopzi - 10 Pack Tungsten Carbide Rotary Burs with Grinding Head for Dremel Rotary Tools, Metal Drilling and Polishing

High Quality: The rotary drill set is made of high quality tungsten steel, processing hardness up to HRA 85, perfect for iron, steel, carbon steel, alloy steel, steel stainless, copper, aluminum, etc. Compatible with most rotary tools like Dremel, Proxxon, Mister Tool, Einhell and identical machines. Shank diameter: 3 mm. Cutting edge diameter: 6 mm. Total length: 43.5 to 50 mm. Multifunction: This set of drill bits can be used for engraving, chamfering, grooving, reaming, hollowing, etc. The processing efficiency is ten times higher than the manual file tool, and almost ten times higher than the small grinding wheel with the handle. Wide application: The rotary cutter set can be used to engrave and mill soft wood, plastic and other soft materials, after carving, the surface is smooth. Portable: Rotary burs come in a portable case, no need to organize them. 10-Pack Tungsten Carbide Rotary Burs - Grinding Head for Dremel Rotary Tools Features: Material: tungsten steel. Stem: 3 mm.