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High speed steel drills coated with titanium nitride for longer life. Presented in soft grip plastic case. Contents: 15 x Drill bits: 1.5 (x 2), 2.0 (x 2) , 2.5 (x 2), 3.0, 3.2, 3.5, 4.0, 4.5, 5.0, 6.0, 8.0, 10mm