#CON-ER25M ; 35mm · 29mm · ER25M · 20mm · M30 x 1.0 ...
Industrial Quality Router Bits, CNC Router Bits, Saw Blades, Shaper Cutters, Boring Bits & Planer and Jointer Knives by Amana Tool.
EDIT: I've just found these - CON-ER25M 35mm CNC Collet ... I haven't done a search, but Bolt & Nut Australia (https ... collet-nut-for-standard-er25m.html# ...
May 11, 2020 · Easy to assemble directly on the collet chuck instead of the standard nut ... Warning: Maximum speed rotation up to 20,000 RPM New CNC COLLET NUTS ...