TOOLDO 2PCS Hex Shank Magnetic Screwdriver bit Holder 1/4 Inch 60mm Quick Change Socket Driver bar for Screws, Nuts, and Any Drill

100% Brand New and High Quality. Material: Stainless Steel + Chrome Vanadium Steel,Hard steel holder for maximum durability, the sturdy construction allows a long life. Approx. 60mm, Small portable drill bit holder extension kit to meet your every need. The interface has a locking mechanism and a built-in magnet(Only the bottom of the hole part)that automatically pops up the batch head. 1/4" hex shank for expansion of various screwdriver heads for screwdrivers,Quick attachment, greatly improve work efficiency. This magnetic screwdriver bit holder is great for extending all kinds of drill, batch head, screwdriver bits, screwdriver head conversion use., Manufacturer: TOOLDO