- Numbering on the file - Color coding based on ISO standard - It has a circular cross-section - This file has a hard and non-aggressive tip (In active) and a strategy that helps the file move in the right direction of the channel. - It has radio opac silicon stopper to measure the canal length by radiography. - Grooved handle and ergonomic design to prevent slipping - 2% identical taper according to ISO standards - It has two models: Stainless Steel and Nickel Titanium - This file is available in standard sizes of ISO 6, 8, 10, 15, 20, 25, 30, 35, 40, Assort 15-40, 45, 50, 55, 60, 70, 80 and Assort 45-80 and lengths of 21 25, 28 and 31 mm are produced.