10pcs Double Cut Tungsten Steel Rotary Files with 3mm Shank, Twist Drill Bits for Dremel Rotary Tools

Tungsten Carbide Rotary File Set, Single Cut, 1/8" Shank. Usage: Rotary deburring, high micro-hardness, high wear resistance, good toughness. High performance in processing copper, aluminum, alloy, iron, marble, jade, steel, glass, wood and gypsum, etc. Highly recommended for metal and plastic polishing, jewelers, stone grinding, hobby, crafts, model making, home repairs and more. Features:? High processing quality, high finish.? Easy to master, easy to use, safe and reliable.? Can be made into a variety of high-precision shaped mold cavities.? Durability than high-speed steel tools to improve ten times, more than 200 times higher than the small grinding wheel. Brand: It is recommended to use water as a lubricant when using these files. All files in this set have a shank size of? "(3 mm), making them compatible with most grinders and rotary tools when shaping, grinding and finishing your work with precision.? When the job or project is complete, you will be happy to place your files in the compact storage case so that you can store, organize and transport this set for future use.