4 3/4 JZ Tricone Hybrid Rock Bit Drilling Sealed Gas Water Well Oilfield

Description

This is a 4 3/4 JZ borehaug Tricone bit with 2 7/8 pin. The seals and bearings are shot. Would be better as a display piece. One cone is really loose.
Please look at pics carefully.
Blasted and painted silver
Please message me with any questions!
Thanks for looking!
Ser#8