This 4.0mm HSS Pro Drill Bit from Irwin is precision-manufactured from high-speed steel, making it suitable for accurate drilling tasks on-site. The bit features a ground flute to aid chip removal and a 118-degree point for general-purpose drilling.
Widely used by tradespeople, it is commonly selected for drilling metal, wood, and plastics. Available in a 75mm length, it fits standard drill chucks and is supplied in a protective PVC tube to keep it secure in tool bags or on-site storage.
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