ISO 20 collet chucks (ISO 7388-1) in several sizes:
- ER16 Mini (DIN6499, clamping range 1-10mm)
- ER20 Mini (DIN6499, clamping range 2-13mm)
with mini-thread, hardened, grinded and balanced
available as left-threaded version
Scope of delivery: Pull stud and mini-collet nut included, without collet
