Tenders for Supply of M35 Grade Hss Twist Drills As Per Specification Attached, 850 Supply Of Hss Taper Shank Twist Drill Diameter 3 Mm H8 Tolerance As Per Is 5103-1969 As Per Specification Supply Of Hss Taper Shank Twist Drill Diameter 3.2 Mm H8 Tolerance As Per Is 5103-1969 Supply Of Hss Taper Shank Twist Drill Diameter 9By64 Inch H8 Tolerance As Per Is 5103- 1969 Supply Of Hss Taper Shank Twist Drill Diameter 4 Mm H8 Tolerance As Per Is 5103-1969 Supply Of Hss Taper Shank Twist Drill Diameter 4.2 Mm H8 Tolerance As Per Is 5103 Supply Of Hss Taper Shank Twist Drill Diameter 5 Mm H8 Tolerance As Per Is 5103 Supply Of Hss Taper Shank Twist Drill Diameter 6 Mm H8 Tolerance As Per Is 5103