New, particularly ergonomic heavy duty construction. Self-clamping on the work piece, with significantly better self-clamping than large water pump pliers. Secure gripping of tubes, flat materials and threaded connections due to special jaw shape. Three DIN shapes in one: A, B and C, angled 45°. Completely drop forged, high quality, with reinforced sleeve. Captive nut. Safety clamping protection against squeezing injuries. Ant Islip plastic cover, good for low temperature.