These toolheads are made to the highest standards by Whidden Gunworks. With over $100.00 of dies, powder measure, and other accessories mounted in your toolhead, don't you want to know it's the best available! The toolhead is the final link between your dies and your press so it only makes sense that quality is extremely important. How do we know if the toolhead flange is flat? How do we know that each threaded station in the toolhead is in perfect alignment with the shellplate? How do we know that the stations are equally spaced? All of these areas compound for possible misalignments and lead to ammunition that isn't quite as concentric as it could be. However, the cast toolheads have limitations. The Dillon presses are great machines made to high quality standards. What's wrong with using the OEM toolheads? Bullets that enter the rifling slightly crooked do not shoot with their highest accuracy. A bullet that is straight will enter the rifling in the barrel that way. What is concentricity and what does it matter?Ĭoncentricity refers to how straight the bullet is on top of the loaded round. This floating action allows the dies to center themselves exactly over each cartridge for the best possible alignment and more concentric ammunition. This toolhead has lock rings that allow the sizer and seater dies to float. The Original Floating Die CNC Toolheads for Dillon 550 & 650 Presses What does the floating die toolhead do?
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