Our box of 150 10x13mm Spanners is ideal for a Large sized Club, or one with a large turnover of new, young athletes who have a tendency to lose them often! The box of 150 10x13mm Spanners is very affordable for Clubs to purchase for resale. The 10x13mm Spanners are made of Carbon Steel with a Chrome finish are are 10mmX13mm. They are a compact size for easy transport and storage. The 10x13mm Spanners will open all 10mm or 13mm nuts on European Boats.