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The Coro HSS Twist Drill Bit range combines M2 high-speed steel construction with precision-ground tips for accurate, clean holes. Covering sizes from 2mm to 8mm, these bits are durable, corrosion-resistant, and engineered for high-performance drilling in metal, ensuring reliability for both home and professional projects.
Coro HSS Twist Drill Bits are professional-grade tools designed for precision metal drilling. Trusted by Kenyan contractors, engineers, and DIY enthusiasts, they deliver reliable performance across steel, aluminum, and other metals.
The Coro HSS Twist Drill Bits range is engineered from premium M2 high-speed steel, providing excellent hardness, heat resistance, and cutting precision. Their spiral twist design ensures efficient chip removal and prevents jamming during high-speed drilling. These bits maintain sharpness even under continuous drilling in metals such as steel, aluminum, brass, and copper.
Designed for Kenyan workshops, industrial sites, and DIY projects, this complete set covers small to medium drilling tasks, from delicate 2mm holes to heavy-duty 8mm applications. The precise tip geometry allows for clean entry, reduced burr formation, and improved hole accuracy, critical for structural, mechanical, and electrical projects.
All Coro HSS Twist Drill Bits supplied by Ngong Hills Merchants are KEBS-certified and come with eTIMS-compliant invoices, ensuring compliance with local regulations and eligibility for business tax deductions in 2026. The M2 steel composition provides exceptional durability, corrosion resistance, and performance under high-speed rotary drilling, making this range ideal for professional workshops and serious DIY enthusiasts alike.
Whether you are drilling holes for metal fabrication, machine assembly, plumbing, electrical fixtures, or general repair work, the Coro HSS Twist Drill Bit range delivers precision, reliability, and long-lasting performance across all sizes.
| Diameter | Material | Type | Length | Shank | Certification | Usage |
|---|---|---|---|---|---|---|
| 2mm | M2 High-Speed Steel | Twist Drill | Standard | Round | KEBS-certified, eTIMS-compliant | Light metal drilling, precise holes |
| 3mm | M2 High-Speed Steel | Twist Drill | Standard | Round | KEBS-certified, eTIMS-compliant | Small-scale metalwork, workshop tasks |
| 4mm | M2 High-Speed Steel | Twist Drill | Standard | Round | KEBS-certified, eTIMS-compliant | Medium metal holes, fabrication work |
| 5mm | M2 High-Speed Steel | Twist Drill | Standard | Round | KEBS-certified, eTIMS-compliant | Mechanical parts, assembly drilling |
| 6mm | M2 High-Speed Steel | Twist Drill | Standard | Round | KEBS-certified, eTIMS-compliant | Heavy-duty metalwork, construction fittings |
| 8mm | M2 High-Speed Steel | Twist Drill | Standard | Round | KEBS-certified, eTIMS-compliant | Large metal holes, industrial projects |
Metal fabrication and assembly for workshops and industrial projects
Electrical and plumbing installations requiring precise metal holes
DIY mechanical and home projects involving steel, aluminum, or brass
Machine parts, brackets, and metal fittings installation
Compatible with standard drill machines for professional and home use
Provides consistent precision, clean holes, and long-lasting performance
Your all in one place for hardware materils,wooden boards,cements,steel products,power tools,hand tools,ceilings
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