Specification Brand : HARFINGTON BulletPoint1 : Size - Ring Size: 11.3x7.6mm/0.34"x0.4"(OD*ID), Thread Size: 12x3x3.5mm/0.47"x0.12"x0.14"(OD*ID*T), Nail Size: 10.5x5.5mm/0.41"x0.22"(ID*H), Total Length: 18.5mm/0.73", Punch Size: 3.5x97mm/0.14"x3.8"(D*L) BulletPoint2 : Material - The rivet ring is made of metal and has an electroplated surface that is not easy to rust, and the punch is made of carbon steel, has high hardness, is strong and durable. BulletPoint3 : Usage - Equipped with leather punch for easy installation. Pre-drill the holes with a leather hole punch, then tighten the screws on the base so they are secure and won't fall off. BulletPoint4 : Application - Can be used on wristbands, hats, jeans, belts, shoes, jackets, clothes, pet collars and more, suitable for leathercraft DIY projects such as decoration and repairs. BulletPoint5 : Note - Please use appropriate tools to install and tighten rivets, which ensures correct application of force and avoids damage to rivets or connections. Color : Silver Tone ExternallyAssignedProductIdentifier : 4711688830259 GpsrSafetyAttestation : 1 ItemName : HARFINGTON 6pcs Metal Studs Rivets 12mm D-Ring Button Rivets with 3.5mm Leather Hole Punch for Leather Craft, Silver Tone ItemPackageDimensions_Height : 9.3 centimeters ItemPackageDimensions_Length : 0.8 centimeters ItemPackageDimensions_Width : 6.7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : leathercraft-rivets Manufacturer : HARFINGTON Material : Brass ModelNumber : hta240313hh000348 NumberOfItems : 1 PartNumber : hta240313hh000348 ProductDescription : The rivet ring is made of metal and has an electroplated surface that is not easy to rust, and the punch is made of carbon steel, has high hardness, is strong and durable. Equipped with leather punch for easy installation. Pre-drill the holes with a leather hole punch, then tighten the screws on the base so they are secure and won't fall off. Can be used on wristbands, hats, jeans, belts, shoes, jackets, clothes, pet collars and more, suitable for leathercraft DIY projects such as decoration and repairs.