How to Engrave Stainless Steel with xTool 2W Infrared (IR) Laser DIY Turn a love letter signature into a heirloom keepsake! Learn how to engrave stainless steel pendants with the xTool S1 2W infrared laser. Think of all the handmade and personalized gifts you can make with this amazing technique! These are gorgeously engraved permanent marks and will not wipe off...turn your handwriting into a treasure. Here's the step-by-step guide! xTool Machines: affiliate links: xTool S1 2W IR Laser Head xTool F1 Ultra 20W Fiber and Diode Laser xTool M1 Ultra (4-in-One Craft Machine) CO2 Laser xTool P2 Machine xTool F1 Portable Laser Cutter xTool S1 20W or 40W ( I have the 20W-- see this post ) xTool M1 10W Deluxe RA2 Pro (this is the one I have-- see this post ) xTool RA is the Rotary Attachment for doing tumblers, cups, etc. xTool laser machines come in 4 different laser beam options: Diode laser machines, xTool P CO2 lasers, IR Laser Module and their newest Fiber Laser. Some of the machine