Features and Benefits: Industry standard couplers are interchangeable with leading manufacturer s units Single-speed hydraulic hand pump and ram with 4 stroke. Snap together design of extension tubes allows for easy assembly. Sturdy extension tubes hold up in even the toughest situations Automatic overload system on pump protects against damage to equipment. 1/2-ton hydraulic spreader tool has 2 jaws that spread from 5/8 to 3-3/8 . Includes a sturdy plastic case. Carries a two-year warranty The OTC 1513B is a very competitively priced yet high quality set that includes a single-speed hydraulic hand pump hose and ram. Components snap together for quick setups to apply pushing spreading or pulling force. Components include: hydraulic pump hose and ram; ram flat base; extension tubes (4); 1/2-ton spreader; tube coupling; ram toe; wedge head; serrated saddle; flex head; plunger toe; 90° wedge head; storage case.