Professional tool for commercial or occasional use -16mm Ratchet Spanner -Manufactured from chrome vanadium steel for strength and durability -Combination spanner so one end open and the other a closed ratchet style -Metric spanner -16mm spanner -Total length of the spanner 220mm -reversible by simply turning the ratchet over in a 180 degree motion -72 teeth so works in 5 degree increments so ideal for access in restricted awkward areas -As well as this makes less chance of the item slipping which allows greater force to be applied