Rock Drilling Tools Tapered Button Drill Bits
6°, 7°, 11°, 12° tapered button bits factory from Jinquan, China, short skirt and long skirt, Atlas Copco, Epiroc, Boart Longyear design.
- Brand: Jinquan
- Model: 6 7 11 12 degree
- Brief: 6°, 7°, 11°, 12° tapered button bits factory from Jinquan, China, short skirt and long skirt, Atlas Copco, Epiroc, Boart Longyear design.