Specifications Minimum Tong Size : OD 1.66 in. ( 25 mm Maximum Tong Size : OD 3.5 in. (76 mm) Backup Minimum Tong Size : OD 1.66 in. (25 mm) Backup Maximum Tong Size : OD 4.0 in. (102 mm) Maximum Torque : 6,500 lbf·ft (8,813 N·m) Maximum Hydraulic Requirements : 35 gpm (132 Lpm) and 2,500 psi (172 bar) Low Speed : 26.0 rpm High Speed: 52.0 rpm Overall Length : 39.25 in. (991 mm) Overall Width : 24 in. (610 mm) Overall Height : 62.25 in. (1,575 mm) Overall Weight : 900 lb. (408 kg)