56640 Royal ER-40 Ultra-Precision Sealed ER Collet 23mm

Optimize your milling with the Royal 56640 (ER-40). Ground to 0.0002" TIR, this sealed collet ensures 1400 psi coolant integrity for 23mm tool shanks.

• Part Number: 56640
• Range: 23mm (Nominal Only)
• Accuracy: 0.0002" TIR

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