Mat er ial Pr ocessing Ma terial p r o C e SS in g F acade Dr ill Bits Ar t 0627 68 225 68 x 225 mm Ar t 0627 70 225 70 x 225 mm Ar t 0627 72 225 72 x 225 mm Ar t 0627 74 225 74 x 225 mm 118 Split P oint Sizes 116 t o 12 Ar t Pr efx 624 12 R educed Shank Sizes 916 t o 1 Ar t Pr efx 624 R ound Shank Sizes 116 t o 1164 Ar t Pr efx 627 38 R educed T r iShank Sizes 2364 t o 12 Ar t Pr efx 627 T r iShank Sizes 316 t o 38 Ar t Pr efx 627 12 R educed T r iShank Sizes 1732 t o 1 Ar t Pr efx 627 4 5 6 7 9 8 10 4 5 6 7 8 9 10 S t andar d HSS Dr ill Bits DIN 338 Hea vy Duty HSS Blac k Br onze Oxide Dr ill Bits 59 Solar Mounting Syt em