ERICKSON Collet Chuck, Double Angle Double Pin Floating, 4.49 in Overall Length, 3 in Shank Length, 1.43 in Head Length/Projection, DA200 Collet System, 3/4 in Shank Diameter, Straight Shank, 0.94 in Diameter Collet Nut, ANSI Code: SS075DP208448, ISO Code: SS075DP208448, No Through Coolant