Topec 25Pcs Double Head Screw Extractor Set-T8037PATENTED PRODUCT The old version needs to put a socket on the hexagon head before connecting the wrench to use. However, in 2022, the latest model developed by ourselves can be directly connected to a wrench without a connection socket. It is more convenient and fast, satisfying the multi function. TIGHT GRIP The material of molybdenum steel and the complex processing make the extractor harder. Each surface is precision machined and resistant to