Dimensions: head cap diameter is approx. 0.43 inch (11 mm), rivet overall length is approx. 1/2 inch (12 mm), shaft diameter is approx. 5/32 inch (4 mm) / Dimensions: head cap diameter is approx. 0.43 inch (11 mm), rivet overall length is approx. 5/8 inch (16 mm), shaft diameter is approx. 5/32 inch (4 mm) Widely applications: our copper rivets and burrs set is a useful helper to make or repair leather products such as belts, handbags, ropes, bags, leather ornaments and so on, bring you much convenience Corrosion-resistant and durable: the red copper material makes the copper rivet and burr have corrosion resistance feature and not easy to break; And equipped with the matching washers to make installation tighter Easy to operate: our copper rivets and burrs washer set is easy for you to install without any complex tools, save your time and energy, at the same time, help you to fix on kinds of leather products, to meet your various installation needs colour: red copper color Material: copper Package Contents: 50 sets x Copper Rivets Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.