General description Sealey Siegen Socket Set 1/4", 3/8" & 1/2" Sq Drive includes 219 pieces and is designed for professional use. Manufactured from hardened and heat-treated Chrome Vanadium steel, this socket set features a fully polished mirror finish and covers sizes from 4 to 32mm. It includes a variety of tools such as 72-tooth ratchet wrenches, spark plug sockets, extension bars, female TRX-Star* sockets, socket bits, combination spanners, and hex keys, all supplied in a convenient storage case. Technical specifications Model No.: S01212 Nett Weight: 10.3 kg Contents include: 1/4" Sq Drive Standard Sockets: 4-14mm 1/4" Sq Drive Deep Sockets: 4-10mm 1/4" Sq Drive Female TRX-Star* Sockets: E4-E8 1/4" Sq Drive Socket Bits 1/4" Sq Drive Extension Bars: 50mm, 100mm 1/4" Sq Drive Ratchet Wrench 3/8" Sq Drive Standard Sockets: 10-19mm 3/8" Sq Drive Deep Sockets: 10-15mm 3/8" Sq Drive Spark Plug Socket 3/8" Sq Drive Female TRX-Star* Sockets: E8-E16 3/8" Sq Drive Extension Bar 3/8" Sq