Details about carbide tip TCT stainless steel end mill metal alloy 16-65mm Specifications:Material: Carbide & Alloy SteelDiameter: 16- 65mm for choice (16mm 16.5mm 17mm 17.5mm 18mm 18.5mm 19mm 19.5mm 20mm 20.5mm 21mm 22mm 23mm 24mm 25mm 25.5mm 26mm 28mm 30mm 35mm 35mm 38mm 40mm 42mm 45mm 48mm 50mm 51mm 53mm 55mm 60mm 65mm)Overall Length: about 68mm Shank Diameter: about 9mm Quantity: 1 Pc Features: . Made of high-quality alloy steel, the blade is extremely sharp and cut-resistant. They have good perforation ability. Effective length of 20mm, can process thick steel plate and thick-walled perforation material metal pipe. When cutting cooled materials, the cutting edge should be filled with coolant. It can be fixed on hand drill and bench drill, can be used for thick steel discs, cast iron, stainless steel, non-standard angle iron and other metal open hole. Package Included:1 Pc Drill