$21.99 (as of 25/08/2017 09:36 PDT details )
Features:
- MATERIAL 65 Mn STEEL
- Gauge range 1 8 1 5 ,1 5 3 10 ,3 10 2 5 ,2 5 1 2
- 4pcs in one set full ball type hole gauge
- Normally used in shallow holes,slots and groves, great tool for checking valve guide clearence and wear
- The split ball contacts are hardened for great accuracy and long time use