The Wiseman Threading Tools Spiral Point Machine Nut Metric HSS Tap – M24x3 is a purpose-built solution for fast, reliable through-hole threading in metalwork. Ground from high-speed steel and offered uncoated for predictable performance, this machine tap is tuned for high-velocity tapping on CNC machines, drill presses, and automatic tapping centers. Built to BS 949 dimensions, it ensures precise fit and repeatable results in metric threads with a right-hand orientation.

Why this spiral point machine tap stands out

• Spiral point (gun nose) design: The aggressive point geometry pushes chips ahead of the thread, minimizing chip buildup and reducing the risk of tap breakage during fast machining. This makes it ideal for through-holes where continuous chip evacuation matters most.
• Machine-ready efficiency: Crafted as a true machine tap, it’s optimized for automated tapping cycles and CNC workflows, offering smoother entry, consistent thread formation, and improved cycle times compared with hand-tap alternatives.
• HSS ground robustness: High-speed steel provides the hardness and toughness needed for durable threading in a range of metals, from steel and cast iron to aluminum alloys, with reliable edge retention under demanding machining conditions. Uncoated surfaces reduce friction peaks and simplify inspection, while inviting appropriate lubrication during use.
• BS 949 compliance: Adheres to British Standard thread geometry, ensuring compatibility with standard metric components and fasteners in professional shops that rely on consistent, interchangeable tooling.
• Right-hand threading, metric precision: The M24x3 size specifies a 24 mm major diameter with a 3 mm pitch, delivering a clean, coarser metric thread suitable for heavy-duty assemblies and high-load fittings.
• Versatility in metalworking environments: Whether outfitting a dedicated machine shop, a maintenance bay, or a DIY fabrication setup, this tap delivers dependable performance for production runs, prototype builds, and repair work alike.

Use cases and practical guidance

• Through-hole threading: Ideal for fast production tapping on components with through-holes where chip evacuation in a straight path is critical.
• Metal fabrication and assembly: Perfect for automotive brackets, machinery housings, and structural supports requiring durable M24x3 threads.
• Automation-friendly workflows: Syncs with CNC programs and automatic tapping heads to achieve repeatable thread quality across multiple parts.
• Maintenance and repair: A reliable option for restoring stripped or damaged threads to a robust metric standard in common workshop metals.

Tips for best results

• Use appropriate cutting fluid or lubricant to reduce heat and extend tap life during high-speed tapping.
• Ensure a clean, properly sized pilot hole and steady workholding to maximize thread accuracy and surface finish.
• Match feed rate and spindle speed to the material being machined; avoid excessive RPM that can cause premature wear on the cutting edges.
• Inspect the tap after use for chipped teeth or wear, and store in a dry, organized toolbox to preserve edge integrity.

Technical snapshot

• Tap (machine/tapping tool) for through-holes
• High-speed steel (HSS), ground, uncoated
• Right-hand
• Spiral point (gun nose) for efficient chip evacuation
• BS 949
• M24x3