Heavy-duty large range internal micrometer. Wide measuring range with interchangeable anvils. 32mm diameter extension rods. Tungsten Carbide tipped measuring faces. Satin chrome finish to micrometer head.

Range: 1000-3000mm.
Graduation: 0.01mm.
Number of rods: 6 (50, 100, 100, 200, 500 and 1000mm).
Accuracy ±(7+N+L/50)µm. L=maximum measuring length.