Features and benefits: the locking bit socket drives standard 1/4 hex bits, including power drive bits, the sliding rear sleeve allows for Quick release, the low profile of these holders makes them useful in restricted spaces.Features Features and benefits: sizesinclude 27, 29, 30, 32, 33, 35, 36, 38, 41, 42, 45, 46, 48 and 50mm, for use in confined areas or applications where challenging angles are present, stamped sizes in each Features and benefits: the locking bit socket drives standard 1/4 hex bits Including power drive bits The sliding rear sleeve allows for quick release Specifications Manufacturer : Vim Products Part Number : VIMHL614 Item Weight : 0.8 ounces Product Dimensions : 3.5 x 2 x 0.25 inches Item model number : VIMHL614 Is Discontinued By Manufacturer : No Item Package Quantity : 1 Measurement System : Metric Compatible Fastener Range : 0.375 inches Included Components : Screwdriver socket bits, Handtools, Screwdrivers Batteries Included? : No Batteries Required? : No ASIN : B00DTVCAXW Best Sellers Rank : #945,727 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #976 in Socket Screwdriver Bits Date First Available : April 2, 2012 Brand : VIM Tools Item Dimensions LxWxH : 3.5 x 2 x 0.25 inches Drive System : Hex, Square Compatible Fastener Description : 0.375 inches