The draper expert 42 piece 3 8 drive bi hex socket set is a comprehensive metric socket set designed for professional tradespeople and serious diy enthusiasts. This versatile set combines multi-drive technology with a 72-tooth reversible ratchet, offering exceptional flexibility across a wide range of fastening applications. Manufactured from chrome vanadium steel that's been hardened and tempered, these sockets feature a micro satin chrome plated finish for excellent corrosion protection and longevity. The innovative multi-drive design enables each socket to work with hexagon, bi-hexagon both metric and af , and draper tx-star fixings, reducing the need to carry multiple socket sets. The knurled ring on each socket provides enhanced grip, particularly useful when working with oily or contaminated fasteners. The 72-tooth ratchet mechanism requires just 5 degrees of swing arc, making it ideal for working in confined spaces where movement is restricted. The soft grip handle and quick release button enhance user comfort and efficiency during extended use. Three wobble extension bars 75mm, 150mm, and 250mm and a universal joint provide the reach and flexibility needed for accessing awkward fasteners in automotive, mechanical, and general maintenance work. The set includes specialist spark plug sockets in 10mm and 14mm sizes with hi-torq design, making it particularly suitable for automotive mechanics and servicing applications. Additional hex and tx-star insert bits with a bi...