MARS-TECH ER8 NUT ER8 M/A pack of 1 Style:M TYPE but 80 mm and 100

but 80 mm and 100 mm Cutters usually are usually standard in this range

Suggested insert RPMT1204 OF Tabikut Brand

R390 11T3-C20-20-200L-2T

These Torx screws are hardened to 50-55 HRC for wear resistance

also called face mill arbour and facemill adaptor

MARS-TECH ER8 NUT ER8 M/A pack of 1 Style:M TYPE but 80 mm and 100Holds all ER8 colletsMade from alloy steel hardened to 54 56rcPrecision ground ID thread and taperER8M Collet Nut has an ID thread of 10mm X . 75 pitchOutside diameter is 12mmOutside has castle notches for tighteningUse ER8M Wrench for tighteningInternal cam removes the collet when unscrewedBlack oxide finish ER8A Collet Nut has an ID thread of 10mm X . 75 pitchOutside diameter is 13. 5mm Use a standard wrench for tightening the nut.