The BlueSpot 10 PCE Extra Long Ratchet Spanner and Adaptor Set (8-19mm) is manufactured from chrome vanadium for increased durability. The spanners feature 5° ratcheting increments which make the set ideal for use in tight spaces plus the ring end is great for heavy leverage and then the ratchet for fast loosening or tightening of fixings. Also included are a range of adaptors so that you can use the spanners with any socket since the adaptors cover, 1/2", 3/8" 1/4" and 1/4" Female hex adaptor. Fully polished mirror finish.