Sharpening Handbook

Masonry Drill Bit

Sharpen the insert so the point angle is as noted below.

Point Angle

Clearance Angle

Notes

Recommended
Tormek Jigs

130°

0°

Grind the bit so that it has a 2-facet grind (the primary facet). No secondary facet is needed, and would probably weaken the bit's insert.

The Tormek DBS-22 Drill Bit Sharpening Attachment can be used to sharpen this drill.

DBS-22

Notes & Comments

Information regarding Grindstones

Probably best to stay with the drill bit's geometry as supplied by the manufacturer.

More Information

Books & Papers

A great general reference is the U.S. War Department's TM 9-867 Maintenance and Care of Hand Tools.

Videos & Presentations

Tormek Live Sharpening Class - Part 6 - Drill bit sharpening (YouTube video). It's time for drill bit sharpening! Learn how to sharpen your drill bits with maximum precision, to the greatest sharpness. We will show you how to create a 4-facet point which gives the ideal cutting performance.

Sharpen drill bits with Tormek Drill Bit Sharpening Attachment (YouTube video)

Tormek DBS-22 (YouTube video)

Tormek Drill Bit Sharpening Attachment (YouTube video)

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About this site Remember : The goal of sharpening is to produce sharp tools, and these tools can injure you if mishandled. Safety measures should be followed to protect yourself and those in your shop. Be sure to read and follow all instructions from the manufacturer, and and utilize proper safety equipment. Never consume alcohol or anything that could impair your judgement before sharpening tools, or using sharp tools. Comments can be sent via eMail to me at SharpeningHandbook@Gmail.com.