Champion Master Kit 370pc UNC Bolt, Set Screw & Nut Asst Grade 316 Metric COPPER (QTY 10) 12 X 18 Once paired COPPER (QTY 10) 12 X 18 X 1 Approximately 200mm length 16 Sizes: 1 4 to 1 2 Dia 370 Pieces Replacement Packs Available Part # Size Pack Qty C370 1 1 4 x 1 2 Set Screws 20 C370 2 1 4 x 5 8 Set Screws 20 C370 3 1 4 x 1 Set Screws 20 C370 4 1 4 x 1 1 2 Set Screws 10 C370 5 5 16 x 3 4 Set Screws 15 C370 6 5 16 x 1 Set Screws 20 C370 7 5 16 x 1 1 4 Bolts 10 C370 8 5 16 x 1 1 2 Bolts 10 C370 9 5 16 x 2 Bolts 10 C370 10 3 8 x 1 Set Screws 10 C370 11 3 8 x 1 1 2 Bolts 10 C370 12 3 8 x 2 Bolts 5 C370 13 7 16 x 1 1 2 Set Screws 10 C370 14 7 16 x 2 Bolts 5 C370 15 1 2 x 1 1 2 Bolts 5 C370 16 1 2 x 2 Bolts 5 C370 17 1 4 Plain Nuts 70 C370 18 5 16 Plain Nuts 60 C370 19 3 8 Plain Nuts 30 C370 20 7 16 Plain Nuts 15 C370 21 1 2 Plain Nuts 10