ToolHead Free-Float, Zero-Play for Dillon XL650 - XL750 Product features What does the Free-Float, Zero-Play Toolhead do? This toolhead has lock rings that allow the sizer and seater dies to float. This floating action allows the dies to center themselves exactly over each cartridge for the best possible alignment and more concentric ammunition. What is Zero Play? This toolhead does not use original toolhead pins supplied by dillon. This toolhed is bolted with two M3 bolts and lifts toolhead into upmost position. When you cycle cases downwards toolhead does not move and cases go out in straght line. Best practice is to loosen M3 bolts a little bit and push index shell-plate with case in to dies and tighten M3 bolts in toolhed best position. Find out more on Armanov.com Reloading Accessories Ammo checkers, Dillon reloading upgrades Handgun Accessories Pistol grips, Magazine base pads R...