Retention knobs (pull studs) for automatic tool change spindles. Available for BT (MAS 403 standard), CAT (ANSI standard), and Mazak-compatible systems, with calibrated pull force for secure tool holder retention during high-speed machining.
BT Pull Stud Retention Knob
from $3
CAT Pull Stud Retention Knob
from $7
MAZAK Pull Stud Retention Knob