Jonard's Cabinet Slotted Screwdrivers are made with an S2 steel shank and a chrome finish for exceptional strength and long life. Our Cabinet Slotted Screwdrivers feature the following: Internal shank flanges to prevent the handle from slipping Black oxide finished tip to prevent corrosion and magnetized to hold fasteners for easy removal and installation Tip is cabinet slotted for easier access to hard-to-reach places Ergonomically designed handle for greater comfort and torque End of the handle is marked to be easily identifiable while stored This Cabinet Slotted Screwdriver complies with ASME B107.600 and ISO 2380 standards