490mm IADC 447 API 7-1 Factory Outlet Milled Tooth Mining Rock Well Drilling Bit 19-1/4 Inch Steel Tooth Tricone Roller Bit Ruishi Brand Oilfield Drilling Bits Video, Demo, How It Works & Features
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Product Specifications
Model NO.:
19-1/4inch
Customized:
Customized
Standard:
API
Length:
Taper-length
Type:
Center Drill Bit
Material:
High Carbon Steel
Usage:
Well Drilling
Nozzie Qty:
3
Bearing Type:
Plain Bearing
Seal:
Rubber
API Connection(Reg)Pin:
7-5/8" Reg
Weight on Bit(kN/mm):
0.5-1.05
Rotary Speed(Rpm):
130-40
Trademark:
Ruishi
Transport Package:
Plywood Box and Ad Required
Specification:
19-1/4 inch
Origin:
China, Cangzhou
HS Code:
820719