Technical description:

• 1x collet chuck DIN 228 - MK4 / ER40 with Morse taper shank and M16 tightening thread
• 15x collets DIN 6499 - ER40 / Ø 2-25 mm and 1x tensioning key
• Concentricity with collet inserted: max. 0.012 mm
• Hardened and ground

Collet sizes:

• 2-3 mm
• 3-4 mm
• 4-5 mm
• 5-6 mm
• 7-8 mm
• 9-10 mm
• 11-12 mm
• 13-14 mm
• 14-15 mm
• 15-16 mm
• 17-18 mm
• 19-20 mm
• 21-22 mm
• 23-24 mm
• 24-25 mm