Inward Bend (IB) 15 mm to 20 mm Length 2500 mm 3000 mm & 2444 mm ( for Aluminium ) Finish -Â Mild Steel Self Finish, Pre - galvanized, Hot Dip Galvanizing as per IS 2629 4759, BS 729, ASTM 123, Painted ( Red Oxide, Painted & Powder Coated ) Finish - Stainless Steel Self Finish & Mirror Finish Finish - Aluminum Self Finish & Anodized finish