YouTuber builds 250-watt handheld laser 50,000x stronger than legal pointers. Can melt metal, create rubies-but exists in regulatory gray area.

The world’s most powerful handheld laser delivers an extraordinary 250 watts of output, ... Burn through and weld razor blades, showcasing its potential for industrial applications.

It can also weld razor blades and make synthetic rubies By Rob Thubron June 5 ... We're now living in times when a YouTuber is able to build what is apparently the world's strongest handheld laser.

This is much more than one of the best laser engravers we've tested. Offered as a 4-in-1 machine, the M1 Ultra packs in a 10W or 20W laser engraver, full-color inkjet printer, cutter, and pen tool.

Bambu Lab’s latest 3D printer is the Bambu H2D, which features a new modular accessory system that adds optional blades, laser, and pen plotting functions, in addition to dual nozzles and twice ...