For 6 to 9 in. Hole diameter (general purpose stone sets) and 6.4 to 9.2 in. Hole diameter (guideless and keyway stone sets)
NSN 5998-00-065-1440
NSN 6650-01-129-1000
NSN 5965-01-620-9414
NSN 5990-01-146-9126
NSN 6685-00-929-6093
NSN 6110-00-669-6726
NSN 5835-00-624-1548
NSN 6645-01-105-9757
NSN 6150-00-916-9871
NSN 5950-00-906-2273
NSN 6650-01-330-6740
NSN 6320-01-279-0343