1.Applicable range Master tong: 23/8″--75/8″; 

   Back tong: 23/8″--75/8″  

2.Opening size (master tong) 9″ (228.5mm) 

3.Tong head speed: 

High gear 65 RPM (@50GPM / 187.5 LPM) 

Second high gear 28 RPM 

Second low gear 16 RPM  

Low gear 6.5 RPM  

4.Torque 

High gear 5900 ft.lb/8000 Nꞏm  (@2000PSI / 14 MPa) 

Second high gear 7150 ft.lb/10000 Nꞏm 

Second low gear 12870 ft.lb/18000 Nꞏm 

Low gear 31700 ft.lb/43000 Nꞏm  

5. Overall dimensions (L×W×H) 

55″×37.5″×77″ / 1400×955×1950 mm  

6.Weight: Composite tong: 2300 lb  

7.Specifications of jaw plates: 2-3/8″(60.3mm)、2-7/8″(73mm)、3-1/2″（88.9mm）、4″(101.6mm)、 4-1/2″(114.3mm)、5″(127mm）、5-1/2″(139.7mm)、 6.05″(165.1mm)、7”（177.8mm） and 7-5/8”(193.7mm)