Sealey Double Fluted HSS M2 Step Drill Bit 4mm - 30mm

About this tool

The Sealey 4mm-30mm Double Fluted HSS M2 Step Drill Bit (Model No. AK4732) offers extended versatility with fourteen hole size options, making it the ideal choice for professionals requiring a broader range of drilling capabilities. This larger variant provides hole sizes from 4mm-30mm in convenient 2mm increments, accommodating more demanding applications and larger component installations. Manufactured from high-speed steel M2 with double straight flutes, this step drill ensures efficient swarf clearance and clog-free operation throughout its extended size range. The 4mm-30mm capacity makes it particularly valuable for HVAC installations, larger cable gland fittings, and heavy-duty metalworking projects where precision and versatility are paramount. Features and Benefits: • Hole sizes: 4-30mm in 2mm increments (14 sizes) • High-speed HSS M2 double flute construction • Double straight flutes for superior swarf clearance • Clog-free precision drilling across extended range • Supplied in protective plastic storage case • Perfect for larger installations and heavy-duty applications Specifications: Brand: Sealey Nett Weight: 0.15kg Size Coverage: #3; 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30mm

Retailer description · Tooled Up · Observed 12 Oct 2026. Check the retailer’s listing for full specifications and contents.