High speed steel drills coated with titanium nitride for longer life. 14pc Wood Drill Bit Set Spade Flat Hex Shank 6-25mm 150mm Case & Quick Adaptor. Sizes: 1.5mm (x 2), 2.0mm (x 2), 2.5mm (x 2), 3.0mm, 3.2mm, 3.5mm, 4.0mm, 4.5mm, 5.0mm, 6.0mm, 8.0mm & 10mm.
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