Wart roller chisel 5 1/2" #5-1-7 SPIBO

Wart roller chisel 5 1/2" (139.7 mm)
IADC code 5-1-7,
Sealed plain bearing with caliber protection,
with jet flushing, special sealed bearing for
HDD insert, type UT24F,
GA: Pin 2 7/8" API Reg.
Make: Varel / TERELION;