findmall CAT40-ER20 Collet Chuck 2.76" Gage Length TH 0.0001 Runout Chucks Tool Holder

Specification:

4 Pieces CAT40-ER20-70

Gage length: 2.76"(4 pcs)

Accuracy in tenth, 0.0001"/0.004mm

RPM: 8000r/min

Features:

1. Strong and sturdy, stable performance

2. The surface processed by special workmanship, luster and bright

Package Includes:

4Pcs CAT40-ER20 collet chuck