uxcell 3pcs Clamping ER40UM(M50) Collet Clamping Nuts for CNC Milling Chuck Holder Lathe

Key features

• Package: 3 x Collet Nuts, Model: ER40UM; Material: Cast Steel
• ER20-M Type Collet Clamping Nut For CNC Milling Collet Chuck Holder Lathe
• Hole Diameter : 16mm/ 0.63“;Overall Size(Approx.) : 28 x19mm/ 1.10” x 0.75“ (D*H)
• This collet nut is a great replacement for the broken part; For use with ER20 Spring Collets.
• Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1cm.

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