Purchase Qty. Reference FOB Price
10-99 Pieces US$12.69
100+ Pieces US$11.58
Product Description
Product Description Products Information. HSS step drill bit. 1. Spiral grooved; 2. Surface without discoloration 3. Right hand cutting; 4. Point thinning according to DIN1412 C; 5.118 point angle; 6. High performance steel. 7.90 point stepped angle; 8. Absolute smooth ...