The Matco Tools B50TXPI TORX Bit Impact Socket is a high-quality 10-piece set designed for automotive maintenance and repair. With sizes ranging from T45 to 20, these sockets feature a specialty impact system of measurement and a durable black oxide surface finish. The 3/8″ drive size allows for easy and efficient use with various tools. Perfect for professionals and hobbyists alike, this single item set from Matco Tools ensures a strong and reliable grip on nuts and bolts.