Step drill bit manufactured with 2mm increments perfect for drilling into steel, brass, copper, aluminium, wood and plastics. 65.5mm in length and manufactured from good quality high-speed steel, correctly hardened for a longer life. Drill steps marked at graduations: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30mm. Perfect for industrial situations and on site work.
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