20 PCS High Quality Hard Alloy Rotary File Tungsten Steel Grinding

File Cut Type : Double-cut Teeth Type : Medium-toothed Material : High hardness tungsten steel DIY Supplies : Woodworking Type : Rotary Files Origin : Mainland China Features: 1. It can process various metals (including hardened steel) and non-metals (such as marble and jade bone), and the hardness of the processed workpiece can reach 2. It can replace small grinding wheels with handles in a large part of work, and has no dust pollution; 3. Good processing quality and high smoothness, capable of producing high-precision mold cavities of various shapes; 4. Long service life, 10 times more durable than high-speed steel cutting tools and over 200 times more durable than small grinding wheels; 5. Easy to master, easy to use, safe and reliable, can reduce labor intensity and improve the working environment; 6. It has high economic benefits and can reduce the overall processing cost by about 10 times. Hard alloy rotary files are generally driven by handheld electric or pneumatic tools (which can also be used on machine tools). The speed of electric or pneumatic tools is generally between 6000 and 50000 revolutions per minute Specification: Product name: Tungsten Steel Rotary File Material: Hard alloy head Diameter: 3mm Pattern: Single cut or Double cut Reference speed: Recommended speed is 6000-50000 rpm Applicable equipment: suitable for pneumatic and electric drive tools Milling method: The best cutting method is milling. The cutting direction should be evenly moved from right to left, and reciprocating cutting should not be allowed. Do not use excessive force Protective measures: To prevent cutting from flying during operation, please wear protective g