3/8" Drive 9 Pc. Twist Socket Fastener Removal System This kit easily removes damaged nuts, studs, pipe nipples and bolts. Available mounted on a 3/8 rail. Includes: LT-4510 (10mm); LT-4511 (11mm 7/16); LT-4512 (12mm); LT-4513 (13mm); LT-4514 (14mm); LT-4515 (15mm); LT-4516 (16mm, 5/8); LT-4517 (17mm); LT-4519 (19mm, ¾). 4500 Yes -