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Rotabroach SITEH3RO 4mm to 20mm Step Drill - SD420

Rotabroach SITEH3RO 4mm to 20mm Step Drill - SD420

SKU: 260326125315003 EAN: 5055558582107

Compare 4 prices for Rotabroach SITEH3RO 4mm to 20mm Step Drill - SD420 — from £56.64 to £72.95 across 4 UK sellers including Campbell Miller Tools, Power Tool World, My Tool Shed and more. Save up to £16.31 (22%).

£56.64 3h ago
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Compare Prices from 4 Sellers

Prices updated 12 Oct 2026
2
Power Tool World
£65.95 +£9.31
16h
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3
My Tool Shed
£72.95 +£16.31
1h
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4
Tooled Up
£72.95 +£16.31
1h
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#2 Power Tool World
16h ago
£65.95 +£9.31
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#3 My Tool Shed
1h ago
£72.95 +£16.31
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#4 Tooled Up
1h ago
£72.95 +£16.31
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The Rotabroach SITE H3RO Step Drill is expertly engineered for high-performance drilling into thin gauge materials. Featuring a spiral flute and split point design, it ensures smooth and precise cuts while reducing the risk of material deformation. Its unique heat-resistant coating enhances durability and extends tool life, making it an efficient and reliable solution for professional use. Features and Benefits • Drill new holes and expand thin gauge material with an impact wrench and Site H3RO • Utilise in site H3RO holders for impact wrenches or any standard drill chuck • Holes from 4mm to 30mm in diameter, each step 5mm • High performance coating for up to 75% longer tool life • Suitable for use in standard 3 jaw drill chucks • All Step Drills include a spiral flute with a 118 Degree point Specifications • Diameter Range: 4mm - 20mm • Shank: 7/16" Hex Impact Shank
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