Features: new high quality Using ultra-fine grain cemented carbide material, it has good milling and cutting performance to ensure high efficiency. Board surface milling, holes and edges are clean, tidy, and free of burrs. It has sufficient bending strength and wear resistance. For PCB, SMT, CNC, mold, engraving, plastic, copper, stainless steel and other hardware processing. Specification: Type: milling cutter Material: Carbide Shank diameter: 3.175mm Blade diameter: 1.0mm Overall Length: 38 mm/1.5 inches Uses: Used for PCB, SMT, CNC, mold, engraving, plastic, copper, stainless steel and other hardware processing. Package Included: 10 * milling cutter Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2.Please allow slight manual measurement deviation for the data.