[Heavy-Duty Material] These drill bit holders are made of high-quality aluminum alloy, strong, , , sturdy, and can be used for a long time. [Wide Compatibility] The drill bit keychains are suitable for most 1/4 inch hex handles, 1/4 inch hex sockets and electric screwdrivers, hand-held screwdrivers, drill bits, and so on. [Strong Load Capacity] The drill bit extension bar is made of high-quality materials and refined workmanship to a strong bearing capacity, strong enough to withstand the bit without slipping or breaking. [Quick Change] The cupped design of the hex shank keychain is easy to hold and convenient to replace another drill bit, their smooth finish and removable bushings can avoid hex shank keychain extension bars from falling. Product Name: Drill Bit Holder Color: As Shown Material: Metal Package Contents: 1set x Drill Bit Keychain Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.