HS-06A05HA 6" 3-jaw high-speed, open-center hydraulic chuck with A2-5 adapter plate and M55x2.0 threaded draw nut; 169mm O.D.; 46mm bore; 15 ~ 169mm clamping range; 5.5mm jaw stroke on diameter; 12mm plunger stroke; 57KN maximum static gripping force; 1.5x60° master jaws serration; 6000 maximum rpm; standard equipment for Haas Automation ST-10, ST-10Y, SL-10