Ring Binder,Ring mechanism
Material : Iron plating treatment (environmental protection nickel plating)
Can pass SGS, PONY (metal content, chemical content test), lead content test (below the US children’s standard)
Type : Stationery accessory.
Shape: O shape,D shape and Q shape.
Color: Nickel,black,gold,copper,antique brass,rose gold and black nickel etc colors can be customized.Or you can provide us the picture of the color you need.
Surface Treatment: Nickel Plating, Tin Metal
How to use: Fix the clip on the file board or book cover,then can use it.
Ring number 2 rings,3 rings,4 rings,6 rings,9 rings,20 rings,26 rings and 30 rings.
Base width: 15mm,16mm,20mm,25mm,36mm,45mm
Length 123mm,133mm,210mm,264mm,280mm,285mm,292mm,298mm
Inner diameter 15mm,16mm,20mm,25mm,30mm,35mm,38mm,40mm,45mm,50mm and 65mm.
Uses: Used for universal manuals, note book binding and other purposes. It can be opened and closed freely. The hook does not scrape hands, no gaps, smooth page turning, and easy paper assembly and disassembly.