Reduction sleeve is used to reduce the collet size to take cutters with smaller shanks. Should only be used as a stop-gap, as the the correct size collet is recommended. Should not be used for extensive periods or heavy work.
Dimensions:
OD=1/2 inch
OD=12.7 mm
L=30 mm
ID=8 mm
Diameter Imperial: 1/2
Diameter Metric: 12.7
Overall Length Metric: 30
Brand: Trend