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Suitable for grinding and cutting operations with the chuck mounted on such machine tools as rotary grinders, lathes, turning machines and rotary milling machines that rotate workpieces to machine. This model comes in two types; ring pole and star pole according to the patterns on the chuck work face. The ring pole type is used for general grinding operations and the star pole type for cutting operations also
Nominal Size: 315（12.4）
Work Face
D1: 315（12.4）
De: 271 （10.6）
de: 49 （1.92）
Pole Pitch: 12（3＋9） （0.47）
Mounting Face
D2: 250 （9.84）
K: 4(0.15)
n: 4(0.15)
M: M10 (0.39)
Dp: 280 （11.0)
Height:
H: 90 (3.54)
Voltage: 90 VDC
Current: 0.53A
Mass: 52kg/ 114 lb
