• One of a comprehensive range of Premier Hand Tools, suitable for daily professional use.• Set of impact adaptors for use on all types of impact tools.• Manufactured from drop-forged Chrome molybdenum steel with a manganese phosphate finish for corrosion resistance.• Contents: 3/8"(F) x 1/4"(M), 1/4"(F) x 3/8"(M), 3/8"(F) x 1/2"(M), 1/2"(F) x 3/8"(M) Sq Drive.• Lifetime guarantee*.Set of impact adaptors for use on all types of impact tools. Manufactured from drop-forged Chrome Molybdenum steel with a manganese phosphate finish for corrosion resistance.• Set of impact adaptors for use on all types of impact tools. • Manufactured from drop-forged Chrome Molybdenum steel with a manganese phosphate finish for corrosion resistance. • Contents: 3/8"(F) x 1/4"(M), 1/4"(F) x 3/8"(M), 3/8"(F) x 1/2"(M), 1/2"(F) x 3/8"(M) Sq Drive. • Lifetime guarantee*. • Model No. AK5523Technical Specification:Contents: 3/8"(F) x 1/4"(M), 1/4"(F) x 3/8"(M), 3/8"(F) x 1/2"(M), 1/2"(F) x 3/8"(M) Sq DriveNett Weight: 0.193kgDimensions: Length: 30mm x Height: 145mmWeight: 0.208KgWarranty: Life