
Boounyatin is a brand of woodworking tools that aims to provide reliable and efficient solutions for woodworkers of all levels.
Sphere Rotary Burr (5/8-11 threads)

Please note:
To improve concentricity, retain the inner flange nut of the angle grinder.
The sphere rotary burr is designed to fit a standard 4 1/2 or 5 inch American angle grinder with 5/8-11 threads.

Sphere Rotary Burr
Spherical Design:
Sphere rotary burr for angle grinder suitable for hollowing and grooving in wood. Perfect for carving wooden spoons, grinding and shaping sculptures and other uses.
Fine Polishing Treatment:
Spherical rotary burrs for angle grinders with dense burrs for fast removal of large quantities of wood.
Easy to Install:
The sphere rotary burr is designed to fit a standard 4 1/2 or 5 inch American angle grinder with 5/8-11 threads.
Please note that the inner flange nut on the angle grinder should not be removed.
High Quality Materials

Made of high quality 45# carbon steel for consistent performance and long life. Provides good use on spruce, pine, linden, beech and other soft woods.


Power sphere grinder attachment for freehand wood shaping, hollowing out and undercutting wooden workpieces as well as roughing out a piece of wood. Great for carving wooden bowls, spoons, tree faces and other wooden art.
Boounyatin is a brand of woodworking tools that aims to provide reliable and efficient solutions for woodworkers of all levels.
Sphere Rotary Burr (5/8-11 threads)

Please note:
To improve concentricity, retain the inner flange nut of the angle grinder.
The sphere rotary burr is designed to fit a standard 4 1/2 or 5 inch American angle grinder with 5/8-11 threads.

Sphere Rotary Burr
Spherical Design:
Sphere rotary burr for angle grinder suitable for hollowing and grooving in wood. Perfect for carving wooden spoons, grinding and shaping sculptures and other uses.
Fine Polishing Treatment:
Spherical rotary burrs for angle grinders with dense burrs for fast removal of large quantities of wood.
Easy to Install:
The sphere rotary burr is designed to fit a standard 4 1/2 or 5 inch American angle grinder with 5/8-11 threads.
Please note that the inner flange nut on the angle grinder should not be removed.
High Quality Materials

Made of high quality 45# carbon steel for consistent performance and long life. Provides good use on spruce, pine, linden, beech and other soft woods.


Power sphere grinder attachment for freehand wood shaping, hollowing out and undercutting wooden workpieces as well as roughing out a piece of wood. Great for carving wooden bowls, spoons, tree faces and other wooden art.






















