Brillianttm instruments are made from the highest quality forged stainless steel. forged instruments are stronger than casted instruments. orbital joint for maximum performance & durability. Superior performance over box and hex joint. IOS’s Exclusive Warranty: All instruments manufactured by IOS carry a Five-Year warranty on material, workmanship, and corrosion resistance. With normal maintenance and proper use, these high-quality instruments will work for years! 0.022 Slot. Measures height of bracket placement from incisal edge. 3.5 mm, 4.0 mm, 4.5 mm and 5.0 mm measurements. Heat sterilizable up to 370º F / 188º C.