The depth of the teeth should be about 0.5-0.6mm, the distance between the teeth is about 1.14mm, the distance between each shoulder and the bottom of the teeth is about 0.4mm, and the shape of the teeth is sharp horn.
In addition, because the internal and external collets at the notch are not the same height, the tooth depth inside and outside the notch is not the same when the tooth is opened, and the external collet is generally required to have deep and sharp teeth.
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