• One of a comprehensive range of Premier Hand Tools, suitable for daily professional use.• Manufactured from hardened and tempered Chrome Vanadium steel with 1/4" hexagon shanks.• Ideal for use with all electric/air drills.• Suitable for repetitive applications which require 1/4", 3/8" or 1/2"Sq drive sockets.• Features spring-ball socket retainers.• Lifetime guarantee*.Manufactured from hardened and tempered Chrome Vanadium steel with 1/4" hexagon shanks. Ideal for use with all electric/air drills. Suitable for repetitive applications which require 1/4", 3/8" or 1/2"Sq drive sockets. Features spring-ball socket retainers.• Manufactured from hardened and tempered Chrome Vanadium steel with 1/4" hexagon shanks. • Ideal for use with all electric/air drills. • Suitable for repetitive applications which require 1/4", 3/8" or 1/2"Sq drive sockets. • Features spring-ball socket retainers. • Lifetime guarantee*. • Model No. AK4929Technical Specification:Contents: Drive/Length; 1/4"Sq/65mm, 3/8"Sq/65mm, 1/2"Sq/75mmNett Weight: 0.09kgDimensions: Length: 20mm x Height: 147mmWeight: 0.106KgWarranty: Life