Stone Carving Chisel

Guidelines shown below are for the cutting edge angle.

Frequent sharpening is recommended to maintain the tool's shape, and is needed for safe performance of the tool.

In opposition to wood chisels, the wider the tool, the greater the angle.

General Guidelines
Material Notes
Softer stone
(e.g., chalk, soapstone, & pumice)
25° - 35°
General stone
(e.g., limestone & marble)
30° - 40°
Harder Stone
(e.g., granite & basalt)
40° - 60°
Carbide inserts are usually embedded in the tips of these tools.

Notes & Comments
Information regarding Grindstones

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