This is an economy version of the hammer handpiece is used by professional jewelers for stone setting and decorative work.
It acts like a "tiny jackhammer." It has a 1/32" stroke with an adjustable impact.
It comes with an anvil point, but will work with Foredom brand anvils points too.
The recommended speed for most applications is 0 - 5,000 rpm although it can be used intermittently at higher speeds.
This hammer handpiece works with most Foredom and Grobet flexshaft motors.