Name
API Hole Opener Fixed Diameter Hole Opener for Oilfield equipment
Application
use in soft clays and shales to medium-hard shales and limestones
Tooth Type(in)
8 1/4" 8 1/2" 12 1/4" 16" 17 1/2" 22"
Min.Pilot Hole
5 1/2" 8 1/2" 10" 10 1/2" 12 3/4"
Fishing Neck Diameter
6 1/2" ; 8" ; 9 1/2" 10''
ID.
1 1/4" ; 1 1/2" ; 2 1/4" ; 3" ; 3 1/2"
Top Connection (pin)
NC46 ; 6 5/8 REG ; 7 5/8 REG
Bottom Connection(Box)
3 1/2 REG ; 6 5/8 REG ; 7 5/8 REG