Easy to use: you can use the grommet kit to repair by yourself; They are useful accessories for leather, canvas, tarps, tents, awnings, and other cloth-made items Practical grommet tools: they can be applied for poking a hole on leather crafts, leather straps or clothing, then hammering to push grommets together Suitable storage way: all grommets and tools are contained in clear compartment storage box; Which makes it more convenient to find the corresponding components Specification: Each set of grommet includes 2 parts: a and a gasket colour: gold + silver Material: metal size: . 6 mm (1/ 4 inch) in inside diameter, 10 mm (7/ 16 inch) in outside diameter, 3 mm (1/ 8 inch) in barrel length Package Contents: 50 x Sets silver grommets 50 x Sets gold grommets 1 x Punch 1 x Base 1 x Install tool Note: Please keep them from children to avoid choking. Only the above package content, other products are not included. Note: Light 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.