Function: 1. There is a groove on the base that can fix the rivet and prevent the rivet from bending and moving. 2. The kit is packed in a clear metal box do rivet storage, easy do carry. 3. Fits do belts, windbreakers, down jackets, jackets, overalls, backpacks, shoes, hats, jeans, leather goods, DIY, etc. 4. Made of high quality and top quality iron, with high strength, good strength and high reliability. 5. One male head and one female head is 1 set (240 sets) installation tool kit pliers, large quantities to meet your needs. Specification: Item Type: Double Sided do Rivet Pliers Set Color: as shown in the pictures Material: Iron Specifications: approximately 6x6mm/0,2x0,2 inch, 8x8mm/0,3x0,3 inch, 8x12mm/0,3x0,5 inch Application: suitable do belts, windbreakers, down jackets, jackets, overalls, backpacks, shoes, hats, jeans, leather goods, DIY, etc. One male head and one female head is 1 set (240 sets) installation tool set pliers List of packages: 20 x 8x8 Golden Male 20 x 8x8 Green Brown Male 20 x 8x8 Green Brown Mother 20 x 8x8 Black Male 20 x 8x8 Black Male 20 x 8x12 Silver Male 20 x 8x12 Silver Male 20 x 8x12 Golden Male 20 x 8x12 Golden Male 20 x 8x12 Green Brown Men's 20 x 8x12 Green Brown Mother 20 x 8x12 Black Men's 20 x 8x12 Black Female 1 x 6 mm/0,2 inch 8 mm/0,3 inch installation tool kit 1 x do rivet punching pliers 20 x 6x6 Silver male 20 x 6x6 Silver Female 20 x 6x6 Gold Men's 20 x 6x6 Golden Woman 20 x 6x6 Green Bronze Male 20 x 6x6 Green Bronze Mother 20 x 6x6 Black Male 20 x 6x6 Black Woman 20 x 8x8 Silver Male 20 x 8x8 Silver Woman 20 x 8x8 Golden Man 1 x 7 cm / 2,8 inch white plastic nylon tweezers