Cuts cylinder head spring seats to 1.740" outer diameter / .630" inner diameter
Requires the use of an arbor/pilot, which are available for 5/16", 11/32" & 3/8" valve stem sizes
Cuts cylinder head spring seats to 1.740" outer diameter / .630" inner diameter
Requires the use of an arbor/pilot, which are available for 5/16", 11/32" & 3/8" valve stem sizes