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Bright-tools Power Milling Chuck

Power Milling Chuck is used with straight collet, usually used for heavy cutting. Suitable for these spindle shank tool holders: MAS 403 BT, DIN69871 SK, DIN2080 NT, DIN69893 HSK, ANSI B5.50 CAT, GOST, MT SHANK, etc.

To have better usage, please note the following point when working.


Good locking status is when the locking nut just tough the toolholder body.

It means that when you lock the nut with spanner smoothly, please stop once the nut touch the toolholder body. Please not to be too close and not too loose. Runout and Rigidity is the best at this time.

If any other question, please visit our website or send email to for details. Thank you.

Related reading: Hi-Power Milling Chuck Balanced Tool Holders

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