Stainless Steel Domed Pop Rivet Fastener Assortment Kit - 601 Piece - 304 Grade - 4 to 6 #4-2 (1/8&#034; Diameter, 0.063 - 0.125 Grip)	 - 100 pieces #4-4 (1/8&#034; Diameter, 0.188 - 0.125 Grip) - 100 pieces #4-6 (1/8&#034; Diameter, 0.313 - 0.375 Grip) - 100 pieces #6-4 (3/16&#034; Diameter, 0.188 - 0.250 Grip) - 100 pieces #6-6 (3/16&#034; Diameter, 0.251 - 0.375 Grip) - 100 pieces #6-8 (3/16&#034; Diameter, 0.376 - 0.500 Grip) - 100 pieces