Feature:1. SUFFICENT QUANTITY: This package include 10 pieces of rings binder clips, offering enough quantity to create multiple notebooks or albums, saving you the hassle of frequent replacements2. QUALITY MATERIAL: Made of long lasting multi layer stainless steel, these binder rings are waterproof, rust proof, and resistant to breakage, ensuring reliable and long lasting use3. FLEXIBLE DESIGN: These loose leaf binder rings can be easily split into 2 halves and securely connected with a metal rotating rivet, ensuring a safe and tight lock for your books4. WIDE RANGE OF APPLICATIONS: These small binder rings are suitable for projects such as creating travel diaries, photo albums, scrapbooks, loose leaf notebooks, and graduation alumni books5. PERFECT SIZE: These metal notebook rings are suitable for most book or album sizes, 6 hole, 20 hole, 26 hole, 30 hole inner core can be appliedSpecification:Item Type: 3 Ring Metal Loose Leaf BindersMaterial: Stainless steelPitch: Approx. 19mm / 0.75inCompatibility: For 6 hole, 20 hole, 26 hole, 30 hole loose leaf inner coresRecommended Paper Clamping Capacity= The thickest paper clamping minus about 30 pieces.Package List:10 x Metal Binder RingsNote:Please allow tiny size error due to manual measurement. Thanks for your understanding.