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Draper Expert HSS Metric Tap Drill Bit
The 8.5mm Draper Expert HSS Metric Tap Drill Bit is designed for drilling pilot holes before using 10 x 1.5 metric taps. Measuring 8.5 x 117mm overall, this larger diameter drill bit is ideal for heavy-duty applications where M10 threads are required. The substantial size makes it perfect for structural work, heavy machinery maintenance, and fabrication projects requiring robust threaded connections.
This professional-grade drill bit delivers the precise hole diameter essential for successful M10 tapping operations, ensuring clean thread formation and maximum holding strength. The high speed steel construction provides excellent wear resistance, making it suitable for demanding workshop environments where reliability is paramount.
Features and Benefits:
• High speed straight shank twist drills specifically for holes prior to tapping
• For use with standard ISO metric threads
• Larger diameter for heavy-duty threading applications
Contents:
• 1 x 8.5mm HSS Twist Drill for 10 x 1.5 Taps, 8.5 x 117mm
Specifications
More Help
If you require more information or assistance with this product please consult the links below :
There is a Draper manufacturer warranty for this product which covers all manufacturing defects for the normal lifetime of the tool but does not cover wear and tear or damaged cause by misuse. This does not affect your statutory rights.
Get help regarding Draper Expert HSS Metric Tap Drill Bit
For any technical enquiries relating to this product it is best to call the manufacturer, Draper, direct on 023 8026 6355.
For any other queries relating to ordering this item, stock availability, existing orders or returning faulty items etc please contact us at Tooled-Up at sales@tooled-up.com or call on 020 8805 3535.


