Q: Why would I need an extra-long drill bit instead of a regular one?
A standard bit forces you to remove the countersink/counterbore assembly to drill deep enough for a long screw; these extra-long taper-point drill bits skip that step entirely.
07J0820 - (#8) 11/64" Taper-Point Bit

Drill Size:
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Those who regularly use #8 screws longer than 2", or #9 or #10 screws longer than 2 1/2", should buy extra-long drill bits so that they don't have to remove the countersink/counterbore unit from the drill for extra-depth drilling.
These HSS drill bits, all about 6" long, will handle just about any long screw you will be using. They can be used with our drill bit/countersink/counterbore assemblies.
Made in USA.
A standard bit forces you to remove the countersink/counterbore assembly to drill deep enough for a long screw; these extra-long taper-point drill bits skip that step entirely.
They suit #8 screws longer than 2" and #9 or #10 screws longer than 2 1/2", where a standard-length bit runs out of reach.
They're made from high-speed steel (HSS), which holds up well to repeated deep-hole drilling.
Yes, each size, #8, #9 or #10, is available individually, or you can buy all three together as a set.
| Materials | High-speed steel (HSS) |
| Dimensions | 11/64" dia. (#8); 3/16" dia. (#9); 13/64" dia. (#10); approx. 6" length (all sizes) |
| Compatibility | Fits Lee Valley drill bit/countersink/counterbore assemblies |
| Includes | Extra-long taper-point drill bit(s), individually or as a set of 3 |
| Package Quantity | 1 item or set of 3 |
| Country of Origin | USA |
| Warranty | Lee Valley Satisfaction Guarantee |

Options:
Drill Size
Variations:
Extra-Long Taper-Point Drill Bits
Those who regularly use #8 screws longer than 2", or #9 or #10 screws longer than 2 1/2", should buy extra-long drill bits so that they don't have to remove the countersink/counterbore unit from the drill for extra-depth drilling.
These HSS drill bits, all about 6" long, will handle just about any long screw you will be using. They can be used with our drill bit/countersink/counterbore assemblies.
Made in USA.
Choose an option to view item availability.