The PLT-5000 pocket-laser tachometer uses a class 1 laser as the light source and can be used for both contact and non-contact measuring. For non-contact use, the laser beam provides an effective ...

The battery-powered PLT200 portable optical tachometer uses a laser light source to operate up to 25 ft from a reflective target. The ergonomic design allows safe, direct line-of-sight viewing of both ...

Does your drill go as fast as the manufacturer says it will? Well, you’d need a tachometer to figure that out. They’re not that expensive to buy, but as [Elite Worm] shows, they’re not that expensive ...