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Jun 22, 2023 · An ER20A nut is 25mm x 1.5 with the hex. A ER20 compact is 24mm X 1.0. This one has groves in it istead of the hex. The original Langmuir nuts were marked ER20 ...
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Aug 14, 2023 · Perfect Compatibility: This ER20 Collet Nut is specifically engineered to work flawlessly with Axiom Precision's AR Series CNC machines, ensuring a snug and ...