1.可按逆時針方向做緊固 Reversible for tightening of lefthanded thread
2.可鎖定的力矩調整 Lockable torque adjustment
3.機械鎖緊支護系統保證了驅動工具的可靠保持力
Very reliable retention of the actuating tools ensured by mechanically locked retaining system
4.透明的絕緣刻度範圍 Transparent insulated scale range
5.附有檢定證書 Calibration certificate included
6.由鉻釩鋼製成Chrome Vanadium steel