This pitch gauge accurately measures internal and external screw threads.
The leaves are individually stamped with accurately formed thread profiles.
Description
51 BLADES SCREW PITCH GUAGE FOR THREAD SIZE CHECKING OF VARIOUS SCREWS & BOLTS 55 DEGREE BRITISH WHITWORTH BSW & 60 DEGREES METRIC THREAD PITCH GAUGE. This pitch gauge accurately measures internal and external screw threads. The leaves are individually stamped with accurately formed thread profiles.