Air hammers, or “air-chisels,” might not be the most common power tool you think of, but these powerful little machines put a tremendous amount of power in the palm of your hand. Think of them as mini ...

Maker claims the pneumatic hammer can drill 6.25-in.-diameter holes at penetration rates of up to 150 ft. per hour HammerHead claims its Roughneck R500 rock drilling system can turn any horizontal ...

If you need to drive a screw into concrete, you've got two choices. Either you use a large rotary hammer or a drill driver with a hammer-drill function. Both tools pound the bit while it spins, ...