Grizzly 3 Blade Broadheads. These broadheads are made of multiple layers 1075 carbon steel that are spot welded and copper brazed. The Instinct has a triple laminated core for strength and solid steel tips to all but eliminate tip curl. These broadheads are heat treated to 50 rockwell, and Teflon® coated. The Instinct is then ground to a burr edge so they are easy to sharpen. It has a cutting diameter of 1 1/8" and is 2 7/8" long. Fits 11/32" and 23/64" arrows. Each pack comes with 3 broadheads