The Zipp Air Tool 1/4" Lock Bolt Tool Kit, No. ZT2318HK, includes four noses and accessories. The kit is capable of pulling 3/16" and 1/4" lock bolts, and users can change the head to install 3/16" and 1/4" blind rivets. The forged and heat treated aluminum alloy hydraulic assembly is packaged inside a composite clamshell housing for durability and to ease the maintenance process. The tool has a swivel air inlet design for maneuverability, weighs 5.6 lbs and offers a stroke length of 18mm.