Collet, ER40, 3/4 Inch High Precision, Made in Italy, P/N C-G-34
ER40 Collet, Made in Italy. ER40 Collet Specifications. Compatibility: Can be used with all ER40 toolholders. Collet Type: ER 40 Spring Collet. Run Out: Precision ground surfaces for accurate fit and low run-out.