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DRILL BITS HSS EXTRA LONG 4mm
HSS Extra Long Drill Bit ? 4 mm is specially designed for extra-deep drilling applications where standard or long series bits are not sufficient. It delivers precision, stability, and reliable cutting performance in demanding conditions.
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Diameter: 4 mm
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Extra long series for deep and hard-to-reach drilling
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Made from High Speed Steel (HSS) for durability and heat resistance
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Suitable for drilling metal, wood, plastic, and similar materials
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Precision-ground cutting edge for accurate hole positioning
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Efficient chip evacuation for smoother drilling
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Ideal for engineering, fabrication, maintenance, and workshop use
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