• One of a comprehensive range of Premier Hand Tools, suitable for daily professional use.• Comprehensive set of impact adaptors for use on all types of impact tools.• Manufactured from drop-forged Chrome Vanadium steel with phosphate finish for added corrosion resistance.• Contents: 1/4"(F) x 3/8"(M), 3/8"(F) x 1/4"(M), 3/8"(F) x 1/2"(M), 1/2"(F) x 3/8"(M), 1/2"(F) x 3/4"(M), 3/4"(F) x 1/2"(M), 3/4"(F) x 1"(M), 1"(F) x 3/4"(M).• Supplied in storage case.• Lifetime guarantee*.Comprehensive set of impact adaptors for use on all types of impact tools. Manufactured from drop-forged Chrome Vanadium steel with phosphate finish for added corrosion resistance. Supplied in storage case.• Comprehensive set of impact adaptors for use on all types of impact tools. • Manufactured from drop-forged Chrome Vanadium steel with phosphate finish for added corrosion resistance. • Contents: 1/4"(F) x 3/8"(M), 3/8"(F) x 1/4"(M), 3/8"(F) x 1/2"(M), 1/2"(F) x 3/8"(M), 1/2"(F) x 3/4"(M), 3/4"(F) x 1/2"(M), 3/