【Fit Most Plastic Staplers】 These welder staples fit most plastic staplers. They are the must-have accessory for plastic welding 【6 Types of Staple Shapes】 0.8 mm corrugated staples, 0.6 mm corrugated staples, 0.8 mm flat staples, 0.6 mm flat staples, 0.8 mm V-type staples(inner corner staples), 0.6 mm M-type staples(outer corner staples) 【1200 Pieces Staples】There are 200 staples of each type, enough for daily use 【High-quality Materials】 These nails are made of high-quality stainless steel, ensuring durability and longevity 【Multipurpose Use】 Welding staples can be used for bumper repair and kinds of plastic repair or welding