Laser welding helmet shop UK 2024: How to Choose the Right Small Laser Welder – What Materials Will You Weld? Make sure the small laser welder you choose can handle the materials you plan to work with. Most machines can weld common metals like stainless steel and aluminum, but some may not be suitable for other materials. Power and Speed: Consider how much power you need. If you’re welding small parts, a lower-power machine might be enough. Yet, if you need to weld thicker metals or work faster, look for a machine with higher power and speed. Budget: Small laser …