This 3 piece combination open end ratchet spanner set includes 6 sizes in 3 spanners!
1 x 10mm-12mm, 1 x 13mm-14mm, 1 x 15mm-17mm all in a durable fitted case. All spanners in this set have been individually hand polished, are made of 17-4PH hardened stainless steel, conforms to aerospace regulations and come with a lifetime guarantee. A great set with the most common size heads included. Now you can have 2 different sizes on 1 spanner, no more time wasting! Designed specifically to save you time and effort on your toughest jobs.