Masonry Drill Bit

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

Point Angle Clearance Angle Notes
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.

Good videos showing the use of the Tormek DBS-22 Drill Bit Sharpening Attachment:

Tormek Live Sharpening Class - Part 6 - Drill bit sharpening

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
Tormek DBS-22
Tormek Drill Bit Sharpening Attachment

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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.