Description This Alpha socket extension set includes three hex shank, square drive, power drill socket adapters. The square drive sizes are 1/4″, 3/8″ and 1/2″. Features: 1/4″ hex shank to prevent stripping during operation Locking ball design ensures the adapter won’t slip off and makes changing the extensions easy High quality, high performance power drilling Resistant to heat, durable and strong for a long product life Alpha hex shank, square drive socket extension adapter set – quick reference Code Size Qty 42191 1/4″, 3/8″, 1/2″ 1 You can browse more Alpha products or our range of impact sockets and socket adapters here.
