56220 Royal ER-40 Ultra-Precision Sealed ER Collet 7/16"

The Royal 56220 (ER-40) ensures repeatable accuracy for 7/16" tooling. The sealed construction maintains 1400 psi pressure for efficient chip evacuation.

• Part Number: 56220
• Range: 0.437" (Nominal Only)
• Accuracy: 0.0002" TIR

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