This screwdriver features a nickel plated, heat treated, tool quality tempered steel blade and a button top. The reversible blade has a 2.5mm tech end and a #0 Phillips end. Mix and match the barrel and button colors for a unique look. Please specify barrel and button color on order. With a metal pocket clip on the side of the barrel this screwdriver 0.50"H x 5.13"W in size.