Material steel 50#.Function: Fastening and cutting cables and wires. It helps you quickly fasten and cut cables and wires with a width of 2.4-4.8mm. Nylon Cable Ties: Width: 2.4 - 4.8mm. Length: less than 165mm. Suitable for quickly strapping cables and wires. Unwind cable tie length from 50 to 350mm. Quickly tightens plastic cable ties around wires and cable bundles in one operation, very convenient.