Product Specifications
217: 117
Customized
API
Taper-Length, 2-36inch
Center Drill Bit, Drill Bit
Cobalt Steel Alloys, 4145h
Well Drilling
Rubber Seal, Metal Seal
API 7-1
Milled Tooth
Gold, Blue, Black and Customized
Ruishi
Ply Wood Box
8 1/2" 12 1/4" 17 1/2"
China, Cangzhou
820719