er16m Clamping Nuts er8 Collet Nut High Precision Zinc Plated

Discover the high-precision Metric CNC ER40 Collet Nut, designed for ER collet chuck holders. Made from premium spring steel, it offers superior flexibility, durability, and clamping force for milling, drilling, and grinding. Compliant with DIN 6499 standards, it ensures accuracy and stability in machining operations.