56216 Royal ER-40 Ultra-Precision Sealed ER Collet 3/8"

The Royal 56216 (ER-40) features world-class 0.0002" TIR. Its unique design terminates rear slots prior to the annular groove to block coolant path and protect the spindle.

• Part Number: 56216
• Range: 0.375" (Nominal Only)
• Accuracy: 0.0002" TIR

Shipping Note: Get Free Shipping on orders over $100.