Material:304 stainless steel,not iron or plastic
Smooth,heavy duty and strong
Outer diameter is 1-1/4"(32mm),inner diameter is 1.05"(27mm)
We have other size key rings: 0.6"(15 mm) and 1"(25 mm), you could find in our amazon store"DGOL"
Quantity: 50pcs ,easy to install
Mainly used for organizing your house keys, car keys, visa cards,portable gauges,knife and so on
Great for backpack, key ring, chains,bags,wallets
Also used for leathercraft or outdoor use like EDC use,molle system,camping
You have more choice to use at home,outdoor,in the garden
We also supply various hooks,rings,clasps,holders,buckles for indoor and outdoor use,pls search "DGOL"on amazon if you need

Package include:
50 pcs 1-1/4"(32mm) 304 stainless steel key rings