[QUICK-CHANGE DESIGN] Libraton 1/4" drill adapter equipped with a quick-release chuck, allows for easy one-handed swapping between bits while working, and holds the bit nicely. Make you work more efficiently. [SQUARE-TO-HEX BIT ADAPTER] The impact socket adapter can transform the wrench into a drill or ratchet into a driver. The square driver side and the 1/4" female hex side can provide socket-to-bit conversions. [PREMIUM QUALITY] This quick-change hex bit holder adapter set is made of high-quality heat treatment chrome molybdenum (Cr-Mo) steel with a protective phosphate finish for strength and durability and lasts longer. [MULTIFUNCTIONAL TOOL] The standard 1/4-inch hex adapters fit all 1/4" hex-shank screwdriver bits. The female socket converter kit includes three socket adapters with square driver sizes of 1/2-inch, 3/8-inch, and 1/4-inch, with ball stop groove for impact use. [GOOD SERVICES] Please feel free to contact us if there are any problems with this Drill Socket Adapter Set, we will provide you excellent customer service and 100% satisfaction warranty., Manufacturer: LIBRATON