From the manufacturer Draper 45 Piece 1/4″ Sq.Dr Metric Socket Set Six-point socket made from chrome vanadium steel that’s hardened and tempered with a satin finish. Supplied with a 72-tooth reversible soft grip ratchet and accessories. Packed in a steel carrying case. Manufactured and tested generally in accordance with DIN3122 and ISO3315 Specifications Features: 45-piece socket set with a variety of metric sockets in different sizesDurable chrome vanadium steel constructionRatchet with reversible 72-tooth mechanismExtensions for reaching into tight spacesMetal carrying case for easy storage and transportation Benefits: Versatile and comprehensive socket set for a wide range of tasks Durable construction for long-lasting use Easy-to-use ratchet with reversible mechanism Extensions for added reach Convenient carrying case for storage and transportation Contents: 13 x Socket: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14mm7 x Deep socket: 5, 6, 7, 8, 10, 11, 13mm1 x 72-tooth reversible ratchet with soft grip handle and quick release button2 x Extension bars: 50, 100mm1 x Sliding ‘T’ bar1 x Universal joint1 x 1/4″ Sq. Dr to 1/4″ Hex. bit adaptor2 x Plain slot bits: 3, 5mm3 x Cross slot bits: No.1, No.2, No.33 x PZ-Type bits: No.1, No.2, No.36 x Draper TX-STAR bits T10, T15, T20, T25, T30, T404 x Hex bits 3, 4, 5, 6mm