5pcs diamond core drills, 38, 52, 65, 117 & 127mm, 4pcs arbors, guide drill & drift Diamond core drill kit Diamond core drill kit5pcs diamond core drills, 38, 52, 65, 117 & 127mm, 4pcs arbors, guide drill & drift CODEDESCRIPTIONPACK1700025pcs diamond core drills, 38, 52, 65, 117 & 127mm, 4pcs arbors, guide drill & drift1 5pcs Diamond core drill kit