2pcs ER16 ER20 M Type Collet Chuck Clamping Spanner CNC Collet Chuck Holder

Model: ER16, ER20 M Type; Material: High Carbon Steel;. Colour Er16 + Er20 Spanner. ER16 Collet Chuck Wrench Size(Length x Open): Approx. ER20 Collet Chuck Wrench Size(Length x Open): Approx. Used for tightening and loosening collet chuck holder.

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