Collet ER 11 4008E DIN 6499B. High precision quality, runout < 5µ
Clamping range is 0,5 mm downwards (f.e. 4 mm collet can clamp tools with diameter between 3,5 mm and 4 mm)
Diameter 1-7 mm (0,5 mm steps) available.
Matching to our spindles HFP-6508-24