Specifications: TZB Series Wrench lightweight, suitable for operation in a narrow space; Alloy steel pipe has a clear scale, easy to read; There is a small scale indication of the unit main scale 1/10"; Accuracy is ± 4% of reading; The push-pull locking device at the top of the handle reliably locks the required torque value; Hand on a reasonable anti-chute slot layout, more play your grip strength; A variety of head form, to meet the needs of different conditions; Al products can be converted to imperial units;