Mahr Federal, 4173048, 55deg Whitworth Thread Interchangeable V-Type Anvil for Micrometers and Gauges, 10 - 7 Pitch Range (TPI)
55deg Whitworth Thread Interchangeable V-Type Anvil for Micrometers and Gauges, 10 - 7 Pitch Range (TPI)
For pitch, root and outside diameters. Hardened, wear-resistant special steel. With cylindrical mounting shank and retainer ring which ensures locking while permitting rotation in bore of spindle and anvil.
