RIDGID Chain Tongs are designed and sized to provide extra leverage for the toughest jobs. All chains are tested to 2/3 of its breaking strength. Model 3215 is a single-end tong but all other models feature double-end jaw styles which can be reversed.The RIDGID Chain Tong - Double Ended 33-168mm (1-6in) Capacity . Specifications: Total Length: 1,117mm (44in).Pipe Capacity: 33-168mm (1-6in).Chain Length: 813mm (32in).Chain Breaking Load: 9,117.0kg.Weight: 13kg.  Additional Information:• Length (mm): 1117mm• Capacity (mm): 168