Features:-The crimping pliers are made of high carbon steel, which is highly wear-resistant, impact-resistant and durable. The surface is waterproof, corrosion-resistant and insulating.-The terminal blocks are made of high-quality brass and plastic, which are resistant to high temperature, aging, and waterproof, with good stability and durability.-There are 8 different terminal blocks, 1200 in total, which can be used for cable lugs from 0.5 to 10 mm². The wiring is firm and not easy to loosen.-The precision ratchet mechanism allows uniform contact pressure to be applied to the terminal block. At the same time, it has a locking and releasing function, which increases safety during use and reduces risks during operation.-The handle has been improved in d.