Sealey HSS 4341 Step Drill Bit 4-30mm Spiral Flute - Part No. AK4748

Sealey HSS 4341 Step Drill Bit 4-30mm Spiral Flute - Part No. AK4748

Sealey

The Sealey AK4748 4mm-30mm Double Spiral Fluted HSS Step Drill Bit offers extended range capability for larger diameter applications, making it the ideal choice for heavy-duty installations and industrial metalworking. This expanded 4mm to 30mm range in 2mm increments provides comprehensive coverage for larger cable entries, conduit fittings, and specialist fabrication work where bigger holes are required. Manufactured from high-speed HSS 4341 steel, this step drill incorporates spiral flutes that deliver efficient swarf clearance throughout the drilling process, maintaining precision and preventing jamming even when working through thicker materials. The extended size range eliminates the need for multiple drill bits, offering exceptional versatility for professional tradespeople and workshop applications. The stepped configuration ensures accurate hole sizing whilst the robust construction withstands demanding daily use. Features and Benefits: • Extended 4mm-30mm range for larger hole applications in 2mm increments • Spiral flutes provide efficient swarf clearance and clog-free operation • HSS 4341 construction for superior durability and heat resistance • Perfect for industrial applications, large conduit work, and fabrication • Supplied in protective plastic storage case Specifications: Brand: Sealey Nett Weight: 0.188kg Size Coverage: Ø4-30mm

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