Different Hard Rock Drill Bits , Bench Drilling Rig Bits Fully Carburization

Bench Drilling And Fine Steel Compatible for different rock Tapered Bit Description: 1. Our products can match Beretta or Epiroc rigs. 2. we would like to offer the best performance products to save customers' cost. 3. Engineers available to service how to use the products overseas. 4. Production time has been strictly controled for a short time delivery. 5. It is better to send the goods by air if you need it urgently. Feature Advantage: 1. Reasonable processing procedure