FeaturesHollowCore™ unlimited depth ideal for long bolts or threaded rod applicationsMagnetic drivers secure fitment in fastening applicationsUniversal driver head fits 4X more fastenersWrench Ready™ hex shanks deliver additional leverageChrome plated marine grade rust protectionForged steel shanks provide longer life and more durabilityDeep well sockets - drive multiple fastenersRemoves rusted and stripped boltsColor coded ID markings allow for quick tool identification on jobsite