Rexpid Broadheads Big III 100gr Fixed Broadhead - 3 Pack - This blade system is specifically engineered to increase the penetration and destructive power with three large, offset blades and a multiplex screw-loaded tip. The screw tip rotates on impact to intensify the rotational and cutting force when going through the target. Weight: 100grains Cutting diameter: 1-1/8in Blade Thickness: 0.028in