Made from first grade hardened tool steel. Tips are precision ground, lapped and polished with the close tolerances needed for microscopy scale applications. The 8 tips have 0.50 mm (0.020 in.) shank size and are mounted in anodized tool cones. They screw securely into the anodized aluminum handle.
Hardwood storage case
Anodized aluminum handle
Micro-Carbide Scribe, 5 mm radius tip