ER20 COLLET NOSE CLAMPING NUT BALL BEARING TYPE FOR ER20 COLLET CHUCKS RDGTOOLS
FOR OUR ER20 COLLET CHUCKS. ER20 COLLET NOSE BALL BEARING TYPE. EASIER TO USE WHEN CLAMPING DOWN TO THE SMALLEST RANGE OF THE COLLET. REDUCED FRICTION ALLOWS HIGHER CLAMPING PRESSURE.