The Kauplus Harmonic Balance Puller, multiple use for pulling balancers, vibration dampers, pulley and gears with threaded holes, capable of handling 2 or 3-way bolt pulling applications, works on most of vehicles i.e. pickups, SUVs and small engines. Set contains: (1) heavy duty forged three-way puller flange, (2) live-center forcing screws, (4) live-center adapters make a multi-functional remove/install applications easier, multi-purpose components of the Master Bolt Grip Set designed for use on steering wheels, crankshaft pulleys, gears and harmonic balancers. Includes: 3 pieces of special shoulder bolts (1/4-28UNF*3-1/4”) for GM 3300-3800 V6 crankshaft pulleys Includes: Includes: (11) washer head hardened steel bolts: M8x1.25 x 45mm, M8 x 1.25 x 65mm, M8 x 1.25 x90mm, M10 x 1.5 x 35mm, 5/16-18UNC x 3.5", 5/16-24UNF x 3", 1/4-28UNF x 3" 3/8-24UNF x 1.5", 3/8-16UNC x 2", 3/8-16UNC x 3", 3/8-16UNC x 4.5". Made in Taiwan, come with storage case.