45 Steel 3mm-12mm Flange Coupling Rigidity Flange Plate Metal High Hardness Couplings (1 PC)

Specifications

• Inner diameter 3/4/5/6mm: cylinder part out diameter 10mm, height 10mm, total height 12mm, fit M3 screw
• Inner diameter 7/8/10/: cylinder part out diameter 16mm, height 10mm, total height 13mm, fit M4 screw
• Inner diameter 11/12mm: cylinder part out diameter 18mm, height 10mm, total height 13mm, fit M4 screw