Bosch GBH18V-28CN Rotary Hammer Pushes Cordless SDS-Plus Lineup Further When it comes to cordless rotary hammers, Bosch has ...

Our favorite rotary tool, the Dremel 4300-5/40 Rotary Tool Kit is on sale for $ 99. 99 (save $25) during Amazon’s Black Friday Sale. Hurry, this deal won’t last long! No workbench is complete ...

Bosch Bulldog Xtreme and Bulldog rotary hammer bits are concrete bits optimized for next-generation rotary hammers. Xtreme bits: solid-head carbide design; centric conical tip guides bit ...

Rotary hammer drills measure their power in amperage in corded tools, and voltage for cordless options. Corded models range from 5 to 15 amps, with 5-7 amps being sufficient for occasional DIY use ...

We love to see projects revisited, especially when new materials or methods make it worth giving the first design another go around. This twin-turbine vacuum-powered Dremel tool is a perfect ...

A shaft from an old rotary tool is reused, but a new one could be ... chips, and incandescent bits of metal, but our feeling is that the turbine will hold up to these challenges pretty well.