A set of three high speed steel bits that are ideal for drilling holes in a variety of materials, especially thin sheet metal, fibreglass, upvc and most plastics. The stepped feature allows holes to be drilled to a precise width without the need for drilling a pilot hole or gradually increasing the diameter of drill bits used. Steel bit sizes: - 4 -12mm, 6 - 20mm & 6 - 30mm. Supplied in wooden presentation case.
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