Keystone-tip screwdriver specially designed for delicate instrument work. • Tough amber, smooth Comfordome handle fits in the palm of the hand comfortably. • Chrome-plated shaft helps prevent corrosion. • Internal flanges provide solid, twist-resistant shaft anchor. • Nickel-chrome, precision-forged and polished blades with black tips. • Meets or exceeds applicable ASME / ANSI specifications.