• Bi-material rounded handle with flex-dot axis for comfortable and anti-fatigue use. • Balanced design combining high torque and pressure force both vertically and horizontally. • Special oil and acid resistant rubber handle. • Chrome-silicon-manganese-molybdenum alloy steel shafts with satin chrome finish. • Perfectly legible markings via laser marking on the shaft. • Machined black tip for maximum precision in the screw seat and reduced slippage. • Includes transverse hole for hanging the tool or applying a lever. • Tip marking on the base of the handle for quick identification.