Product Information
- High temperature quenching, carbon steel material with high hardness, high temperature resistance, sturdiness and durability
- marking clear scale, engraved ruler body, exquisite and wear-resistant, accurate measurement
- Semi-circular non-slip putter, precise fine adjustment, smooth sliding
- Metal fastening screws, lock in any position, keep readings easy to record
- Multiple measurements, suitable for outer diameter, inner diameter, depth, step measurement



















