Product Description
USED - Sioux 25/64 + .007 Valve Seat Grinder Pilot .397"
25/64 + .007 (.397) Sioux Valve Seat Grinder Pilot. The top diameter is .385 (3/8 + .010").
25/64 + .007 (.397) Sioux Valve Seat Grinder Pilot. The top diameter is .385 (3/8 + .010").