KTI's 15 piece 3/4" drive impact socket set includes metric sockets sized 17mm to 46mm and replacement o-rings and pins. This set is capable of handling larger applications, such as removal of truck wheels and lug nuts. KTI sockets are designed to perform consistently and withstand even the most heavy-duty applications. Manufactured from heat-treated chrome-moly steel for wear in professional, rugged environments. All sockets are laser engraved for quick identification.