PROTO® 3/8″ DRIVE RATCHET HEAD REPAIR KIT – TORQUE WRENCH # J6064C/CX/CXCERT 1/4″ TO 1″ RATCHET WHEELS MADE FROM ALLOY STEEL FOR UNCOMPROMISING STRENGTH AND DURABILITY. FIELD REPAIR YOUR TORQUE WRENCH RATCHET HEAD EASILY WITH THE CORRESPONDING REPAIR KIT.