MARS-TECH ER NUT ER20 A/M/UM TYPE pack of 1 morse taper holder All critical tool holder surfaces

All critical tool holder surfaces are precision-groundGage length is 50MM

Stainless Steel

These Torx screw are hardened up to 50-55 hrc for wear resistance

This is Shoulder and Face Milling Cutter high feed used mainly in CNC Milling and Manual Milling Machine with ISO Carbide Insert

suitable for the KORLOY Brand

MARS-TECH ER NUT ER20 A/M/UM TYPE pack of 1 morse taper holder All critical tool holder surfacesBoth types hold all ER20 collets from 1 mm to 14 mmMade from alloy steel hardened to 54 56rcPrecision ground ID thread and taperER20A has an ID thread of M25*1. 5PER20A Outside diameter is 34 MMNormal key to tightening The internal cam removes the collet when unscrewedMARSTECH CODE IS ER20A HEX TYPE NUT ER20M has an ID thread of 24mm X 1. 0 pitch ER20M Outside diameter is 1. 102 inches (28mm) Outside has castle notches for tightening ER20M Wrench