Laser 6758 18 Piece Combination Spanner Set Features and Benefits: Manufactured from Chrome Vanadium to DIN 3113 standards. Mirror polished finish. Supplied with tough spanner roll for storage. Contents Metric Sizes: 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 24mm.