Rock Grade
From NF1 To NF14
Adaptor
1-1/4UNC Upon Clients' Request
Color
Black/Blue/Grey/Orange/Red
Application
Geological Drilling And Mineral Exploration
Our Other Core Bit
Surface Set Core Bit, Tsp Core Bit, Pdc Core Bit, Etc
Certification
ISO9001:2008
Our Main Drill Bits
Mining Core Bit And PDC Core Bit, Rock Drilling Tools