Designed for use with deep-seated spark plugs. Magnetic insert to retain spark plug. 250mm Long, 3/8"Sq drive, 12-point socket. Features & Benefits: • Designed for use with deep-seated spark plugs. • Magnetic insert to retain spark plug. • 250mm Long, 3/8"Sq drive, 12-point socket. • Lifetime guarantee*. • Model No. AK6551 Specifications: Model No AK6551 Brand: Sealey Drive: 3/8"Sq Length: 250mm Nett Weight: 0.24kg Size(s): 14mm