Snapon TM30, TM31 – 1/4″ Drive Clutch Head Socket Drivers The Snap On TM30, TM31 1/4″ Drive Clutch Head Socket Drivers are high-quality hand tools designed for automotive maintenance and repair. Made by the reputable brand Snap-on in the United States, these standard socket drivers come in various sizes including 1/4″. The matte surface finish gives them a sleek appearance while the clutch head design ensures a secure grip on nuts and bolts. This set of socket drivers is a valuable addition to any mechanic’s toolbox, providing durability and precision for efficient work.