QUICK CHANGE TAPPING CHUCK MT4-SF12
With MT#4 morse taper shank and holder for TC-82 (Bliz system #2) quick change tapping collet holder
which is suitable for thread sizes #0 to 9/16″ (M1 to M14), chuck connecting diameter 0.748″(19mm).
Tension and compression feature allows taps to follow their own thread lead.
With extreme light compensation compression and tension operated by ball cage.