The beam quality for 20W, 30W, and 50W lasers is less that 1.5 M2, while it is less then 1.8 M2.
Portable fiber laser metal cutting machine ST-FC6040 is an entry level hobby metal laser cutter used to cut steel, titanium, gold, silver, aluminum, brass, copper, and more metalworking plans & projects in hobbyists, home shop, small business. The portable fiber laser cutting machine is designed for cutting metal jewelry, metal signs, metal tags, metal arts and metal crafts. Now the portable fiber laser cutter for sale at affordable price.