Marketing InformationQuickly change between 1/4 in and 5/16 in hex sizes with Malco's unique, exclusive, dual-sided magnetic hex drivers. The reversible hex socket fits over a 1/4 in magnet tipped, ball locking hex shaft and can be quickly reversed to change sizes. Eliminate troublesome build-up of metal shavings in the hex tip with the easy clean magnet. Just swipe with a glove or shop towel to clear any metal shavings. Tested torque of the reversible hex chuck driver design is equal to 1-piece drivers. The 5/16 in side is made with a slimmer profile to easily reach tight areas. With 1-piece strength and an indestructible magnet, this hex driver is the perfect companion for any trade professional.