DURABLE SHAFTS - made of heat-treated CR-V steel for enhanced durability, rust resistant and anti-corrosion. MAGNETIC TIPS - attracts screws easily and tightly. Blackening treatment effectively prevents rust and reduce cam-out. ERGONOMIC HANDLE - non-slip and soft handle provides you a comfortable hold as well as maximum control at work. Handle slot accepts other screwdrivers for added leverage. WIDE USAGE - designed for a wide variety of projects and repairs in domestic appliances, furniture, automotive, factory. NICE PACKAGING - simply packed in a compact paper box, environmentally friendly. Do you want to learn more about our products, such as Universal Extension Bar Flexible Extension OEM Extension Bar Customized Extension Bar