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12-28 HSS Cobalt Single Tap – Heavy-Duty Metal Tap
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12-28 HSS Cobalt Single Tap – Heavy-Duty Metal Drill
Designed for demanding thread cutting tasks, this 12-28 HSS Cobalt Single Tap delivers heavy-duty performance on metal materials. The cobalt-enhanced high-speed steel construction provides improved heat resistance and wear resistance compared to standard HSS taps, making it a dependable choice for creating clean, precise threads in tougher materials.
Key Features:
- HSS Cobalt Construction – Cobalt-enhanced steel offers improved heat resistance and durability compared to standard HSS taps.
- 12-28 Thread Size – Standard UNF sizing suitable for a range of fastening and assembly applications.
- Single Tap Design – Cuts the full thread profile in one pass, simplifying the tapping process.
- Heavy-Duty Performance – Reinforced construction is built to withstand demanding use on tougher metal materials.
- Suitable for Metal Drilling – Reliable performance across mild steel, stainless steel, and other common metals.
- Clean Thread Cutting – Precision-ground design supports accurate, consistent thread formation.
Ideal For:
- Heavy-duty metal fabrication and machining tasks
- Steel component threading and repair
- Automotive and industrial workshop use
- Tool and die making applications
- Replacement or upgrade for standard taps
Specifications:
- Type: HSS Cobalt Single Tap
- Thread Size: 12-28 UNF
- Material: HSS Cobalt
- Application: Heavy-Duty Metal Thread Cutting
A robust HSS Cobalt single tap offering heavy-duty, precise thread cutting — ideal for demanding metal drilling and fabrication applications.

We provide reliable shipping across the UK and to selected international destinations, ensuring every order — from small accessories to larger equipment — reaches you safely and on schedule.
UK Delivery Standard orders are delivered within 3–5 business days. Express delivery is available within 1–2 business days. For larger items or machinery, delivery timelines are confirmed at checkout based on size and destination.
International Delivery We ship to selected destinations worldwide. Orders within Europe typically arrive within 5–10 business days; deliveries to the rest of the world take 7–14 business days. Please note that any applicable customs duties or import taxes are the responsibility of the customer.
Order Processing In-stock items are dispatched within 1–2 business days of order confirmation. Once your order has been shipped, you will receive tracking details to monitor your delivery.
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