Using the principle of two point support leverage, the grommet punching machine is convenient to use and more strength saving to use. This manual eyelet puncher matches up 3/8inch (10mm) inner diameter eyelets. The handle of the handheld hole punch plier tool is made from anti-slip engineering rubber material, being anti-friction, anti-slip, and easy holding. The grommet handheld hole punch plier tool is applicable with shoes, clothing, shoelaces, DIY crafts projects, canvas, tarps, tents, awnings, and leather crafts and adding ornament to your crafts etc. The 3/8inch eyelet kit plier is suitable for a wide range of applications, including indoor and outdoor installations, repairs, and decorating tasks. We've enhanced the magnetic dies in portable grommet punching machine set for rapid and secure grommet and washer fixation. Name: 10mm (yellow and black) eyelet pliers set Weight: eyelet pliers + 100 gold + 100 silver + white punch (731g) Use: convertibles, clothing, DIY handmade, etc. Color: As Shown Material: rubber + carbon steel Package Contents: 1 * Button Maker 100 * Gold Eyelets 100 * Silver Eyelets Only the above package content, other products are not included. Note: Light reflection 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.