Type Of Spanner Double Open End Spanner Size 22 mm Brand De Neers Material Aluminum Finishing Polished Weight 300 g Type Of Tool Spanner Country of Origin Made in India * available in aluminium bronze * made up of non ferrous materials *available in berrilium copper also. * available in sizes 6mm till 50mm and in sae sizes from 1/4 sae till 1. 5/16 sae.