Professional tool for commercial or occasional use Manufactured from chrome vanadium steel These extra long spanners are perfect to get into confined spaces where smaller spanners just wont reach. These spanners have a highly polished offset ring and an open end giving you more grip on nuts and bolts Highly polished mirror finish for appearance and ease of cleaning Spanners come with a 15 degree offset ring Metric spanner set SIZES AND LENGTH INCLUDE 8mm total length 147mm 9mm total length 166mm 10mm total length 172mm 11mm total length 186mm 12mm total length 195mm 13mm total length 205mm 14mm total length 220mm 15mm total length 230mm 16mm total length 242mm 17mm total length 260mm 18mm total length 270mm 19mm total length 280mm Comes in a tool roll for easy storage and transportation