The Beta Tools Non-Marring Impact Socket, No. 720LPL, is a long-series impact socket designed for extra reach and is 6" in length. The outside polymer sleeve is replaceable and designed to avoid marring of alloy rims when removing or installing lug nuts. The sockets are forged from high-strength alloy steel, come with a lifetime warranty and are available in 17mm, 19mm and 21mm sizes, all of which are 1/2” drive. When purchased in a set, the sockets come in a carrying case and include three extra polymer sleeves.