Description?? Fit For pulling automotive parts, wheel bearings, gears internal engine components, oil seals,sleeves, axles, hubs, dents, bolts and other pulling tasks suit for other tools that are compatible with 5/8in-18 UNF thread size: Made of chromed forged stee Internal three leg puller with opening: 15~30mm Internal three leg puller with opening: 30~80mm External three leg puller with opening: 15~80mm Sliding hammer weight: 1.9lb(850g) Hammer shaft length: 17.25in(440mm) End of the shaft thread: 5/8inch-18 UNF Package includes: .