5/8 UNC x 2 1/2 Gr S HT HEX BOLTS ZINC HHONC0620250//B
5/8 UNC x 2 3/4 Gr S HT HEX BOLTS ZINC HHONC0620275//B
5/8 UNC x 3 Gr S HT HEX BOLTS ZINC HHONC0620300//B
from Kerridge Commercial Systems Ltd