Welding taper gauge: 15-30mm & 30-45mm for measuring of cylindrical bore
With a hole on one side, easy to hang or carry, for measuring of cylindrical bores, diameters of small holes, slots etc
Polished, bright and clean without burr, rust laser engraved line and will not rub off
Accurate figures and increments are etched into surface, easy to read
Made of stainless steel, miniature and light weight