Carbon steel. Hardened and ground points. Legs pivot on roller and are tensioned with a bow spring. Quick adjust split nut. Length 202mm.
Carbon steel. Hardened and ground points with nut and quadrant quick adjustment. Length 150mm.
High grade carbon steel. For marking out and measuring internal and external features. Accurately ground points and quick split nut adjustment. Lengths: spring divider 202mm, internal spring caliper 180mm, external spring caliper 180mm.