Hardened Steel throughout for long service life * Dual Reading of Metric and Inch

* Hardened, ground and lapped measuring faces for accuracy

* Precise finish surface for silky smooth movement throughout

* Laser scale line for clear and durable graduation

* Raised sliding surface to avoid defacement of microfine graduations

* With fine adjustment

* Customized design is acceptable

* For measurement of OD, ID, step, bore diameter and narrow groove dimensions

* Widely used in metal processing, woodworking, automotive and mechanical processing