For cutting cables, stripping wire and crimping insulated terminals and cable connectors. With threaded holes for cutting copper and brass screws threaded 7/64", 1/8", 9/64", 5/32" and 13/64" (M2.6, M3, M3.5, M4 and M5). Bolted joint for higher stability and smooth movement. Made of special tool steel, oil-hardened.