We can supply to rerun triocne bits 5 5/8" 5 7/8" 6", 61/4" , 6 3/4" ,6 1/2" 7 5/8" , 7 7/8", 8 1/2", 9",9 1/2", 11", 12 1/4",13 3/4",15", 16",17 1/2",18",22",24",26".TCI and tooth tricone bits.