Spring chuck er collet
The shape of inner hole of spring chuck can be made into round, square or hexagon according to the truncation of the clamped object. The middle part is a thin-walled section, which acts as an elastic deformation. The part is threaded and connected with the tie rod. The outer conical surface of the spring chuck is matched with the conical hole of the spindle.
Spring chuck hardness: HRC 44?48 DIN standard, JIS standard ER spring chuck specification clamping range (mm): ER8:1-5, ER11:1-7, ER16:1-10, ER20:1-13, ER25:1-16, ER32:3-20, ER40:3-25
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