ITEM NAME:3pcs set 1/4" 3/8" 1/2" socket bit adapter drill nut driver power extension bar% Features: *Spring loaded ball bearing on head holds sockets securely *Suitable for quick change 1/4" chuck systems or directly into drill chuck *Change your hand socket set into a driven socket set *Perfect for your impact driver or drill *Allows you to replace your ratchet with a power tool *These impact ready adapters are rated for the most demanding of applications *The 1/4" hex shank fits all quick change chucks as well as standard drill chucks *Socket bit adapter drill nut driver power extension bar 1/4" 3/8" 1/2" Description: *Material: Aluminum Alloy *Color: As Pictures Show *Sockets Standard 1/4" Hex Shank *Type + Length: (1/4" hex shank to 1/4" socket) Socket Adapter, Length: 6.5cm(2.56") (1/4" hex shank to 3/8" socket) Socket Adapter, Length: 6.5cm(2.56") (1/4" hex shank to 1/2" socket) Socket Adapter, Length: 7.2cm(2.83") Package Includes: 3pcs/Set Socket Adapter Hex Shank to 1/4" 3/8" 1/2" Impact Drill Bits Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand. Make sure you don't mind before you.Socket bit adapter drill nut driver power extension bar 1/4" 3/8" 1/2". (1/4" hex shank to 1/4" socket) Socket Adapter, Length: 6.5cm(2.56"). (1/4" hex shank to 3/8" socket) Socket Adapter, Length: 6.5cm(2.56").