Comprehensive set of Chrome Vanadium steel driver and security bits. Set includes 1/4""Sq x 1/4""Hex male and female adaptors and 50mm magnetic extension/bit holder. Suitable for a wide variety of applications. Supplied in storage case for quick and easy bit selection. One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. Comprehensive set of Chrome Vanadium steel driver and security bits. Set includes 1/4""Sq x 1/4""Hex male and female adaptors and 50mm magnetic extension/bit holder. Suitable for a wide variety of applications. Supplied in storage case for quick and easy bit selection. Contents: Short Bits; Slotted Screwdriver (x9), Phillips Screwdriver (x5), Pozi Screwdriver (x5), TRX-Star* (x9), Security TRX-Star* (x9), Hex (x9), Security Hex (x12), Butterfly (x3), Square (x4), Spanner (x4), Spline (x3), Torq (x3), Tri-Wing (x4), Long Bits; Security TRX-Star* (x3), Security Hex (x3), Spanner (x4), Torq (x3), Tri-Wing (x4), 1/4""Sq x 1/4"" Hex Male