... quick delivery quadrate aluminmum plate with one hole(60*60*20mm , center hole D32mm)Jiangyin Yangqi Machinery Accessories ... valves ,shafts ,flanges ,and their accesories.equipped with complete set processing machines:boring lathe ,miller ,punch ... and meter lathe to meet every customer'requirment with high accuracy products.materials capability:cast iron ... quadrate aluminum anti-slip plate with one hole