Pan Socket Tapping Screws AssortmentPack of 1000 Contains 1000 pieces, 25 sizes of Pan Socket Head Tapping Screws Packed in a metal box with high strength plastic compartments No. of Pieces: 1000 Manufacturer Part Number: 020 660 Screw Sizes: 4 x 3 8, 1 2; 6 x 3 8, 1 2, 3 4, 1; 8 x 3 8, 1 2, 5 8, 3 4, 1, 1 1 4, 1 1 2; 10 x 1 2, 3 4, 1, 1 1 4, 1 1 2, 2; 12 x 3 4. 1, 1 1 4; 14 x 1, 1 1 2, 2