uxcell Tungsten Carbide Rotary Files 1/8 Shank Single Cut Cylindrical Radius End Rotary Burrs Tool 3mm Dia for Die Grinder Drill Bit Alloy Steel Hard Metal Carving Polishing 2pcs
- Specifications: Shank diameter: 3mm(1/8"), cutting edge diameter: 3mm(1/8"). Fits most rotary die grinders.
- Long Working Life: Made of heat-treated tungsten carbide that hardness can be up to above HRA85, sharp and sturdy, long service life.
- Single Cut Design: Single groove rotary files are more suitable for the object density is relatively high, such as alloy steel, stainless steel, hardened steel.
- Versatile Use: Widely used for metalwork, tool making, model engineering, wood carving, jewelry making,welding, chamfering, casting, deburring, grinding, sculpting.
- Tips: Requirement of the carbide burrs rotating speed is: 4000-50000 rpm. Always ensure your burrs shank is well inserted into your collet and clamped down tightly.