findyouled MC4 Crimping Tool for Solar Panel PV Cables Connectors, LS-2546B Easy to operate while using pliers,just insert the top into its position and press it. this crimper does an amazing job at a variety of PV cable sizes:2.5-6mm2 The design of accurate crimping moulds and complete locking ensure high of crimping quality when crimping repeatedly. Portable style with perfect handle gripping position,light weight, logical sructure and perfect handle shape design matching human being engineering principle,it guarantees perfect crimping effect. High transmission of force to reduce the working fatigue according to lever control. Hardened and durable steel construction for years of reliable services.