"R"- ZERO HOLDER0 pages

PAT.
Having run out problems at the tool tip?
NT’s patented R-Zero collet chucks offer the solution to your T.I.R problems!
With “R-Zero” function
HDZ
High precision
Slim design
Runout accuracy of the cutting edge can be adjusted
as closely as to Zero with “R” Zero holder.
Adjustment wrench
4 Screws
FDC-AA grade collet is recommended.
Rotor ring
Conventional Collet Holder
“R ” ZERO Holder
Even when runout of cutting tool at
chucking side is 1μm , runout at the edge
is much larger when using conventional
collet chuck.
“R”-Zero Setter
SPZ-2
Easy to measure runout accuracy
●Rotary holder support
Any tool interface can be prepared. (BT, HSK, UTS, SK etc.)
●Holder pull-in device
Enables tool change by pulling in (wih 4-8kN) and fixing the tool holder.
“R” Zero holder is a collet chuck with a runout
adjustment function to reduce the
misalignment of the cutting edge. The
accuracy can be adjusted to 0-2μm in short
time. This high precision “R” Zero holder
realizes invariant hole diameter, better
surface roughness, and longer tool life.
Mueasement range
0-460mm in length