(NEW WALTON 18003 6 PIECE TAP EXTRACTOR SET IN CASE 5/16 TO 5/8. 3) APPLY A TAP WRENCH TO EXTRACTOR AND GENTLY TWIST FORWARD AND BACKWARD TO LOOSEN THEN BACK OUT THE BROKEN TAP. INCLUDES ON EACH 5/16, 3/8, 7/16, 1/2 9/16, 5/8 EXTRACTORS AND BLOW MOLDED CASE.