Features:Provided you 4 replaceable h-eads 3/32" (2.4mm), 1/8" (3.2mm), 5/32" (4.0mm) and 3/16" (4.8mm), meets most of your rivet needs.Equipped with 50 rivets of 4 different types to suit different riveting jobs: 2.4/3.2/4.0/4.8mm.Made of superb material and offers you a ergonomic handheld design rivet g-un for better use performance. size & lightweight, it is portable and space-saving.Nice for joining various types of p-lastic, metal, leather, p-ipe jobs and more.Specifications:Material: MetalItem included:50 * Half round h-ead core pulling willow nail open type K 2.4x6mm50 * Half round h-ead core pulling willow nail open type K 3.2x6mm50 * Half round h-ead core pulling willow nail open type K 4.0x8mm50 * Half round h-ead core pulling willow nail open type K 4.8x8mm4 * 8 wire sealing bag 80 * 60mm1 * 12 wire bag 170 * 120mm1 * Riveting g-un1 *Box 325 * 128 * 60mmPackage size: 290 * 110 * 60mm/ 11.4 * 4.3 * 2.4inches(Length * Width * Height)Packageweight: 720g/ 25.4ouncesPackinglist:200pcs *Heavy Duty Riveter Set