RTO ( OZ ) TYPE COLLET ::
Collet Type Bore Range - d Clamping Capacity Collapse Per Collet D         L
From To In Steps From To
RTO25(OZ 16) 2.0 16.0 0.5 1.5 0.5 25.50 40 40
RTO35(OZ 25) 2.0 25.0 0.5 1.5 0.5 35.05 52 52
RTO44(OZ 32) 4.0 32.0 0.5 3.5 0.5 43.70 60 60
 
    RTO (OZ) COLLET CONCENTRICITY - AS PER DIN 6388
Metric
Clamping Range d L Maximum T.I.R.
Min Max Precision DIN 6499 High Precision DIN 6499
1.0 1.6 6 0.015 0.008
1.6 3.0 10
3.0 6.0 16
6.0 10.0 25
10.0 18.0 40 0.020 0.010
18.0 24.0 50
24.0 30.0 60
30.0 50.0 80 0.03 0.020
   METHOD OF INSERTION & RELEASE FOR RTO COLLET

Mounting:-
Place the coller vertically as shown in the figure.
Place the nut on the top of collet as shown.
Press the nut downward to engage with collet.

 Releasing:-
Hold the nut vertically as shown in one hand.
Press the collet side way by the other hand as shown to release the collet from the nut
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