Specifications:

• used: office binder ring / screw lock binding ring / collection ring
• surface: nickel plating
• size: 3.8*38.5mm / 3.8*50mm / 3.8*63.5mm / 3.8*76mm
• Punching Quantity: 1
• Punching Mode: Manual
• package: according to customers needs
• Model Number: YW-0066
• material: Iron
• date: 2
• color: nickel
• advantage: reliable and solid