37047 R8 ER STRAIGHT SHANK COLLET CHUCK
- Outside diameter, inside hold taper and the screw thread all have done precision grind.
37046 R8 ER STRAIGHT SHANK COLLET CHUCK SET
- Kit collocates, have shank、spanner 1 piece、ER collet a set.
- ER16 packing by wooden case.
- ER32、ER40 packing by plastics case.