Purchase Qty. Reference FOB Price
100-499 Pieces US$25.00
500-999 Pieces US$20.00
1,000+ Pieces US$15.00
Product Description
Usages: mainly for roller bit for DTH drill bit, Tricone roller bits, Button bits, coal mining picks for oilfield drilling, coal mining, geological exploration, etc. Diameter: 8mm to 25mm, total height is from 4mm and 25mm Types: standard, conical, parabolic, ballistic, etc. Tolerance: ...