Ergonomically designed handles blade is made from premium quality chrome vanadium and molybdenum steel hollow rotating cap for ease of use and precise control tips accurately machined for the ultimate screw fit set includes one each hex in 0 7 x 50 0 9 x 50 1 3 x 50 1 5 x 50 2 0 x 50 2 5 x 60 and 3 0 x 60 mm size