Size: shank diameter: 2.35mm, full length: 38mm Name: steel thread cutter Model: thread cutter 0.6mm, thread cutter 0.8mm, thread cutter 1.0mm, thread cutter 1.2mm, thread cutter 1.4mm, thread cutter 1.5mm, thread cutter 1.6mm, thread cutter 1.8mm, thread cutter 2.0mm Application: for the olive, beads, , wood, , precious soft metal and other micro-carving, Weight: 0.0220462262 pounds, Manufacturer: HuddleGlow