Product Name: Collet Nut; Model: ER11A; Color: Black; Material: 20CrMnTi. Pitch: M22x1.5P; Hole Diameter: 13mm / 0.51"; Overall Size: 28 x 19mm / 1.1" x 0.75" (D*H); Package Content: 2 x Collet Nuts. The collet clamping nuts fit most tool holders and can be used with tools such as ER-style holders, boring tools, tool holders, extension nut fixed bits, etc.. Made of 20CrMnTi with black oxidation treatment, strong clamping force and not easy to deform.. This collet nut is a great replacement for the broken part, fit most tool holders..
