Product Specifications
9-1/2
Customized
API
Taper-length
Drill Bit
High Carbon Steel
Well Drilling
Short or Extend or Active Gauge
Trigonal Tooth; Roof Crest; Axe or Benz Teeth
1km;2km;3km;5km or Other
Oil Gas Water Well Mines Coalbed Methane
Extende Gauge
High Density Cutter
5
19mm
5
4-1/2" API Reg
60-250
10-110
20-36
Ruishi
Plywood Box, Iron Box or as Required
6" 6-1/8" 8-1/2" 8-3/4" 12-1/4" 17-1/2"
China
8207191000
