ALPEN [Sold out and discontinued] Countersink 31.0mm Cobalt High Speed ​​Steel 229003100 1 piece

Catalog number: 229003100 Features: ● Made of cobalt high speed steel, this countersink has excellent heat resistance and stable performance. Applications: ● Workpiece: Iron, cast iron, non-ferrous metals, light metals. Specifications: ● Effective cutting diameter (mm): 31.0 ● Tip diameter (mm): 4.2 ● Overall length (mm): 71 ● Shank diameter (mm): 12 ● Tip angle (°): 90 ● Cutter tip angle (°): 90 ● 3 blades ● Non-coated Material/Finish: ● Cobalt high speed steel (HSS-Co5)