- Measure pitch diameter of screw threads
- Range: 200-225mm
- Diameters: L=242mm; b=130 mm
- Graduation 0.01mm
- Non-rotating spindle
- Ratchet stop
- Supplied with 60° setting standards (except 0-25mm)
- Optional accessary: 55° setting standards
- 质量承诺
- 正品保修
- 送货到家
- 交易简单化