Enterest Ethernet 3-in-1 Modular Crimping,Cutting,Stripping Tool Compatible with 8P8C/RJ-45, 6P6C/RJ-12 and 6P4C/RJ-11 Connectors Portable,lightweight,with a perfect shape. Easy to carry.It won't damage the shelled-wire and works efficiently. The mouth of the press-pliers is made of magnanis steel, which is hard and durable. While using press-pliers, just insert the cystal top into its position and press it .Works for 4,6,8 poles mudular connector. Handy Small Tool for light use,When connecting network or telephone cable into face plates and network modules,the punch down tool makes it much easier.It pushes in the wire without any difficulty. it can also cut/strip wires. Package contents:1 x Network Crimper&Cutter, 1 x Wire Stripper, 1 x Enterest Cable Tie