Gasea 12" Long Magnetic Screwdriver Bit Holder 1/4 Inch Hex Shank Quick Release Drill Extension

Note: Only the bottom of the hole part is magnetic, the hex shank is NOT MAGNETIC! Only for Single Head Hex Drill. 1/4-Inch Hex shank can quickly change and release screws, effectively improve your work efficiency. 12-Inch/ 300mm Overall length, Extension drill bit holder is great for working with hard to reach screws. Made of premium chrome vanadium steel, interface has a locking mechanism and built in strong permanent magnet(the hole part) which can hold bit securely. Perfect for extending all kinds of screwdriver bits, drill, screwdriver head conversion uses.