●High-quality materials can the performance of the tool during the service life ●The sizes of the reversible pins are 1 / 4 inch and 5 / 16 inch to suit most applications ●Made of metal , , wear-resistant and ●The nut wrench is fully adjustable , with a capacity of 2 to 6 inches ( pin to pin ) , suitable for hydraulic cylinder on most farms and construction equipment ●Designed for 3 / 4 inch drive ratchet or crushing rod , the tool can withstand torque, Manufacturer: Watreketal