Ace Trucks MFG. Re-Threader Dies Axle + Kingpin Multi-Purpose Skate Tool has everything you need to make personal adjustments and fine tune your board on the fly. Tighten your trucks, change your wheels, and everything in between with this multi-purpose skate tool from Ace Trucks MFG.. Not a skater? This skate tool is the perfect gift or stocking stuffer for the skate tool in your life. Includes: One (1) Ace Trucks MFG. Re-Threader Dies Axle + Kingpin Multi-Purpose Skate Tool from Ace Trucks MFG. with 3/8 inch axle nut socket, ½ inch king pin nut socket, 9/16 inch truck mounting nut socket, and Phillips and Allen head screwdrivers.