23620 : ER 20 Mini Coolant Nut

Specifications Item Number 23620 Item Description ER20 Collet Nut - Mininut Coolant Features Mininut, Coolant Body Dia 28mm Overall Dia 28mm Weight 0.1 Collet series ER20 Lock Nut Diameter 28mm Overview **All images are representative images. Verify specifications before placing orders.** Increases holding power by 75% High speed nuts balanced to 25,000 RPM For minimum nose O.D. applications Powercoat High Speed Mini Nuts: Balanced to 25,000 RPM at G2.5 ER Powercoat Mini Nuts & Coolant Mini Nuts: Balanced to 10,000 RPM at G2.5 Powercoat Ultra High-Speed ER Nuts: Balanced up to 70,000 RPM Powercoat ER Coolant Nuts: Seals up to 1,500 P.S.I.