Listing ID#10111679
CategoryOther Farm Machines
Quick answer
rock bits is a Other Farm Machines product. Key specs — Origin: China.
Product Description
drill bits and PDC bits which used on the oilfield and water well, the sizes: 5 7/8"--17 1/2"(both insert drill bits and steel tooth bit.
Accord with API 5D latest edition
Steel Grade: E-75, X-95, G-105, S-135
O. D. Range from 2"(
