The 8 Piece Faithfull Box Spanner Set.Includes 16 of the most popular sizes used by both tradesmen and home users and is ideal for use on recessed, deep set or otherwise hard-to-reach nuts and bolts.Each spanner is manufactured from durable steel piping and is plated with a bright coating to protect against corrosion. Great for a range of automotive repair jobs and plumbing maintenance work.This set is supplied in adurable nylon storage roll. Contains:1 x 6mm 7mm Box Spanner.1 x 8mm 9mm Box Spanner.1 x 10mm 11mm Box Spanner.1 x 12mm 13mm Box Spanner.1 x 14mm 15mm Box Spanner.1 x 16mm 17mm Box Spanner.1 x 18mm 19mm Box Spanner.1 x 20mm 22mm Box Spanner.1 x Tommy Bar.