1Flat holes without burrs
They cut clean flat-bottomed and pocket holes for furniture work like hinge cups, dowels and shelf pins.
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- 6-piece Forstner bit set, 40–80 mm
Big, flat-bottomed holes-12%CODEcapitalone12Harfington 6-piece Forstner bit set, 40–80 mm
Six Forstner bits from 40 to 80 mm for clean, flat-bottomed holes such as hinge cups and dowel pockets. The cutting tips are heat-treated carbide.
12%$34.59
Price with code · Harfington · as of 2026-10-09Code capitalone12 · 12% off
2Two cutters, three spurs
The spurs locate the start and reduce wandering, and the curved head clears chips easily.
3Best on fixed machines
They fit hand drills, drill presses and CNC routers, though fixed equipment is recommended.
Key specs
- Diameters
- 40 / 45 / 50 / 60 / 70 / 80 mm
- Overall length
- 80 mm
- Cutting design
- 2 cutters, 3 spurs
- Shank
- Round
- For
- Solid wood, plywood, laminate, MDF
Good pick if
- You fit concealed cabinet hinges yourself
- You bore large holes often in furniture or woodworking
Think twice if
- You need to drill metal
FAQ
Is there a promo code?
Yes. Enter capitalone12 at Harfington checkout when buying the Harfington 6-piece Forstner bit set, 40–80 mm for 12% off.
Can it drill metal?
No. They are for wood only; the page warns against metal and non-ferrous metals and says to check for nails before drilling.
Can I return it?
The product page offers 30-day returns from delivery. Returns are free within the US; elsewhere you pay the return shipping.
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