Patented split shank absorbs the stresses of insertion during placement. The split shank closes upon insertion to deliver maximum retention with minimal stress. Flexi-Post red #1 stainless steel post economy refill, containing 30 serrated posts, 1 primary reamer and 1 secondary drill. Minimizes the risks of dentinal debris. Prevents root fractures. Offers convenient placement. Guarantees maximum post retention. Flexi-Post is a prefabricated serrated post that features surgically sharp threads incorporated with a patented split-shank structure to guarantee closure upon insertion, insertional stress absorption, optimum retention, and minimal pressure. Flexi-Post adapts to roots to ensure against fractures and eliminates dentinal debris, making it remarkably easy to place.Flexi-Post is suitable for use with Ti-Core, composites, amalgam, and glass ionomers. Available in various color-coded sizes, titanium or stainless steel, and 10 or 30 per pack.Each Economy Refill contains 30 x posts, including 1 x primary reamer and 1 x secondary drill.