These precision hand held tools can be used for scoring and cleaving all types of optical fibers.
Made from a solid carbide rod. It has two angled sides which intersects into a very sharp cutting edge of about 4mm (0.160") in length. The third angle is lapped on the very tip to prevent breakage. The carbide shank is mounted into a non-rolling hexagon shaped anodized aluminum holder. The carbide part is 2.0 mm dia x 10.0 mm long. Overall: 120 mm long.