Description of the Variable Gauge Screwdriver Product: Name: Dual-purpose screwdriver; Dimensions: 6/PH2*180mm Longest: 180–230 mm 6.3 mm in diameter Material: Vanadium steel and chrome Qualities: 1. Three-way adjustable high torque that saves more labor and increases work efficiency. 2. A torpedo-shaped handle made of PP+TPR that is comfortable to hold in the hand.