ERGOTORQUEplus screwdriver and bit set, 2-component handle, 39 parts. Supplied = assembled. Handle = 2-component handle. Blade shape = round. Weight = 2.91 kg. Product type = screwdrivers. With a 2-component handle. Optimum torque transfer. Includes the most common 1/4'' bits, bit holder and bit screwdriver. Hardened blade. Chrome plated with browned tip. Chrome vanadium. In a sturdy plastic case.