W Abrasives steel shot/grit & stainless steel shot. Steel sold as 50 or 55 lb. bags & 1,500 or 1,700 lb. drums depending on the mesh size. Stainless shot sold as 500 lb. drum. Mesh sizes include: G25, G40, G50, G80, S110, S170, S280, S330, S460, S550. Stainless mesh size of CN30.