Stanley Proto J6008RK 1/2-Inch Drive Ratchet Head Repair Kit - Torque Wrench 1/4-inch to 1-inch ratchet wheels made from alloy steel for uncompromising strength and durability Field repair your torque wrench ratchet head easily with the corresponding repair kit Rachet Head Repair Kits - Torque Wrench 1/2-inch Drive size Use with: J6008C, J6008CX, J6008CXCERT