Bestgle 3 Packs 1/4 Inch Hex Shank Magnetic Extension Chuck Adapter Quick Release Bar Socket Screwdriver Bit Holder, 60mm

• NOTE: Only the bottom of the hole part has magnetic. And Only suitable for single hex shank drill bit.
• Made of Chrome Vanadium steel (CR-V), heat treated high hardness, wear resistance, durable and long service life.
• 1/4" hex shank, quick change and fit all power drills, 1/4" impact drivers and hand-held drivers.
• Built in strong permanent magnet(the hole part), hold bits securely, great for working with hard to reach screws.
• Great for extending all kinds of drill, batch head, screwdriver bits, screwdriver head conversion use.

Kindly Note: A. Only the bottom of the hole part has magnetic, the role of magnets is only to lock batches more tightly. B. It’s NOT suitable for double head screwdriver bit, Only suitable for single hex shank drill bit. C.You must be pull back the knurled end against a spring to release the bit. Specifications: Material: CR-V Stainless Steel Shank: 1/4" hex shank (6.35mm) Length: 60mm Quantity: 3pcs Product Included: 3 x Magnetic Screwdriver Bit Holders