One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. Model Number: SBH025 Description: Forged Chrome Vanadium steel socket with S2 steel bit. Sockets are heat treated and chrome plated with a fully polished mirror finish. Knurled ring for extra grip with oily fingers. Specification: Forged Chrome Vanadium steel socket with S2 steel bit. Sockets are heat treated and chrome plated with a fully polished mirror finish. Knurled ring for extra grip with oily fingers. Lifetime guarantee*. Model No. SBH025 One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. Forged Chrome Vanadium steel socket with S2.