Bowers Extension EGX0500 Length 100mm (4'') for heads 12.5-20mm (1/2" / 3/4") Granite Squares The bore gauge comes with

The bore gauge comes with interchangeable anvils to measure different bore diameters with the same gauge

and yarn pull testing applications

Removable base plate with 25 #10-32 UNF holes for fixture mounting

consisting of air tubing and fittings

carbon-fibre construction for easy handling and equipped with plain stainless-steel jaws

Bowers Extension EGX0500 Length 100mm (4'') for heads 12.5-20mm (1/2" / 3/4") Granite Squares The bore gauge comes withExtensions for Bowers micrometers For measuring in deep holes. Transfer pins spring mounted in satin chrome plated steel sleeve. For screwing between the measuring head and the micrometer Bowers Extension EGX0500 Length 100mm (4'') for heads 12. 5 20mm (1 2" 3 4")