Features: 1. You can save processing steps and time costs, improve efficiency. 2. Its a spiral groove, within the processing thread, cutting up to exclude, and was curled applied internally threaded through holes. 3. Wearable and long life.
Specification: Color: Golden Material: High Speed Steel 6542 Surface treatment:Titanium Coated Size: M3, M4, M5, M6, M8, M10 Suitable For: Iron, cast iron, steel, carbon steel
Packing Included: 1 set Drill bits
|