Key Specifications & Features
- Range: 0 to 0.125 inches (0 – 3.175 mm)
- Graduations / Accuracy: 0.0005 in (half-thousandth of an inch)
- Base Style: 2-1/2 inch (64 mm) long knife-edge base with a center cutout for positioning the point over narrow grooves and close work.
- Contact Point: Hardened and ground needle point / conical tip (typically 1/2-inch long with a 60° included angle).
- Movement: Jeweled internal dial indicator movement for smooth, low-friction accuracy and repeatability.