56636 Royal ER-40 Ultra-Precision Sealed ER Collet 21mm

The Royal 56636 (ER-40) provides world-class accuracy for 21mm tool shanks. Sealed to 1400 psi, it ensures total coolant delivery while protecting the spindle.

• Part Number: 56636
• Range: 21mm (Nominal Only)
• Accuracy: 0.0002" TIR

Shipping Note: This precision sealed collet qualifies for Free Shipping over $100.