The grommets are also used with the grommet tool. Grommets can be set on PVC banners, tarpaulin, garments, leather, belt, poster, bag, and case, etc. They are very practical in your daily use. Specification: Material: Iron Color: Silver Size: 3/8 inch (10mm) Fit for: KING PIECES 3/8 Inch (10mm) Grommet Tool Kit. Package Included: 1000pcs Grommets 1000pcs Washers ?Durable Material?Our grommets kits are made of premium iron, which is strong and durable. They would not be out of shape in the daily use, even if they are used for a long time. ?How to Use?Take a grommet press, place the washer into the lower die and the grommet onto the upper die. Then put the material in the middle and press the handle. A grommet is set. ?Package Included?3/8 inch (10mm) 1000pcs washers and 1000pcs grommets. The washers package is put in the grommets package. ?Widely Used?The grommets can be used for PVC banner, tarpaulin, garment, leather, belt, poster, bag, and case, etc. It is a good choice to punch with these grommets. ?Applicable?Fit for KING PIECES 3/8 Inch (10mm) Grommet Tool Kit.