Screw Check’r, Metric Checker
Screw Check’r, Metric Checker covers sizes M2 – M7 and both fine and coarse threading.
- Determine screw size, diameter, length, tap series, body drill size and tap drill for machine screws
- Check wood diameter and screws and bolts for threading.
- 2mm through 7mm
- Made of steel for lifetime of use.
