Slot Width
Bowers Slot Width gauges allow measurign range from 6mm - 100mm for the large sizes, and 2mm - 6mm for the small range.
Irregular Spacing
Available between 16-300mm diameter to measure between odd spaced lobes.
Gun Barrel Head
Measurement of smooth bore and rifled bore gun barrels. Major and minor diameters measured deep in to bores.
Blind Bore
Standard between 2-6mm and 12.5-300mm. Between 6-12.5mm on request.
US 1237 
MY 839 
CN 274 
AP 72 
AU 62 
DE 40 
CA 31 
SG 28 
