Crimping tool (2.5") 1.Head material: A3 Steel 2.Performace: 8P8C /RJ 45, 6P6C/ RJ12, 6P4C/RJ11 , RJ45( CAT.6 8P8C) Professional Modular Crimping tool - Strips & Cuts toolSpecification:1.Size: 215mm (2.5")2.Head material: A3 Steel3.Performace: -8P8C /RJ 45, 6P6C/ RJ12, 6P4C/RJ11 , RJ45( CAT.6 8P8C)-AMP4.Ratchet: yes