xTool F1 Ultra Settings Guide: Glass Engraving, Metal Marking, and the LaserPecker 5 Comparison

The Question I Get Every Week (and Why There's No Short Answer)

I run a small laser engraving shop. In the four years since I started, I've processed roughly 200 rush orders. Our on-time rate is somewhere around 95%—or maybe 92% if I'm being honest, because some holiday weeks were pure chaos. When a client calls at 4 PM needing fifty drinkware pieces by noon the next day, I can't go hunting around the internet for settings. I need to know exactly what the xTool F1 Ultra can do, for that specific job, and set it up without waste.

So when people ask me for 'the best xTool F1 Ultra settings,' or whether the LaserPecker 5 is better than the F1 Ultra, my honest response is: it depends on what your shop actually does. There is no single glass profile, no universal metal speed, and no machine that wins for everyone under every condition. That's why I've split this article into scenarios: Scenario A for glass-focused shops, Scenario B for metal-focused shops, and Scenario C for buyers who are still comparing machines. Find yours and use the advice there. The rest is worth reading, but it's not your immediate problem.

Scenario A: Your Orders Are Mostly Glass and Gifts

If your revenue comes from wedding favors, corporate gifts, glass awards, or custom drinkware, your world revolves around two things: the rotary attachment and the fiber channel. It's tempting to pick the diode channel for glass because it sounds gentler—but the physics doesn't cooperate. The blue diode passes right through clear glass, so it won't create the frosted mark most clients want. Bare glass is a no-go for the diode. To get that crisp, sandblasted look on a wine glass, you need the 20W fiber side of the machine.

xTool F1 Ultra Glass Engraving Settings We Use

Our starting point for clear glass: 70% power on the fiber channel, speed around 80 mm/s, frequency at 60 kHz. I emphasize 'starting point' because glass is not one material. The same tumbler shape from two different suppliers can behave completely differently under the beam. I learned that the hard way when a batch of 24 glasses looked fine on the test piece, and then the first production glass cracked in the tray. Now we test on a spare blank from the exact same batch, every time. Adjust power down five percent or drop the speed a bit, and you'll usually find the sweet spot. I wish I had tracked profiles for each supplier from day one (note to self: start that spreadsheet).

Rotary and Fume Extraction: Don't Skip Either

If you engrave anything curved, the rotary accessory is not a nice-to-have. Without it, the edges of the mark go blurry and the depth wobbles across the surface. With the rotary, a wine glass engraves as predictably as a flat sheet.

Then there's the part I procrastinated on as a beginner: a proper laser cutter fume extractor. Glass engraving doesn't just produce a little smoke—it makes fine particulates and odor that you definitely don't want to breathe. Last March, a wedding planner emailed at 7 PM needing 40 frosted wine glasses for an event by 10 AM. Normal turnaround was two days. We tested one blank, dialed in the fiber channel, and ran all 40 on the rotary, finishing at 2:15 AM. I was proud of the order, but the garage air was thick with haze by the end, and my wife made a reasonable point about our lungs. Buy a real extraction unit with HEPA or charcoal filtration. You'll use it with every material, metal included, not just glass.

Scenario B: Metal Marking Is Your Bread and Butter

If your orders are dog tags, aluminum business cards, steel tools, or industrial nameplates, the F1 Ultra's fiber channel is your workhorse. The 20W fiber laser gives strong contrast on steel and aluminum, and it's reliable enough for tight deadlines. A plumbing supply distributor once called at 9 AM needing 300 brass nameplates for an inspection the next morning. Standard production takes three days, but the inspection wouldn't move. We ran the fiber channel with a lighter, faster profile and finished all 300 in about four hours. That's the kind of order that pays for the machine.

Working With the 20W Fiber Channel

For dark marking on bare stainless steel, we start at 90% power, speed around 40–60 mm/s, two passes. Anodized aluminum is much faster than steel, since the colored layer absorbs the beam quickly. You'll see people claim one universal speed for all metals—we haven't found that to be true. Alloys, coatings, and surface finish all change the result. I don't have hard data on how the F1 Ultra handles every metal alloy on the market; I can only tell you anecdotally that we've run more than 2,000 anodized aluminum tags this year with a very low reject rate.

Free 3D Laser Engraving Files and File Prep

People also ask me where to find free 3D laser engraving files. Start with the free libraries inside xTool Creative Space, then browse community sites for designs. For metal, the most important thing isn't where the file came from—it's how you prepare it. Use a clean SVG or a high-contrast, black-and-white PNG. If you import a grayscale image with too many shades, the fiber laser interprets each one as a different power level, and your mark comes out muddy.

Scenario C: You're Still Deciding What to Buy

If you've watched a dozen videos on 'LaserPecker 5 vs xTool F1 Ultra,' I'll give you my perspective as a shop owner rather than a tech reviewer.

LaserPecker 5 vs xTool F1 Ultra: My Take

Full disclosure: I have not logged serious time on the LaserPecker 5, so I'm not going to pretend I have deep data on its long-term behavior. What I can tell you is why I picked the F1 Ultra for this particular shop. I take glass orders in the morning and metal tag orders in the afternoon, sometimes within the same hour. The F1 Ultra makes that transition a settings change, not an equipment change. The rotary, the camera alignment, and the dual-laser setup fit a mixed-material workflow. If your work is almost entirely metal and you want the smallest footprint possible, the LP5 is worth a serious look. But for a shop like mine that lives on short notices from varied clients, the F1 Ultra's flexibility is what won me over, week after week.

When a Desktop Laser Isn't the Right Tool

This might sound odd coming from someone who engraves for a living, but the F1 Ultra is not the right answer to every job. If a client asks about welding metal, repairing dies, or joining structural pieces, that's a job for industrial laser welders—a completely different category of equipment, with entry-level units starting in the $5,000–$15,000 range as of early 2025 (verify current prices before making assumptions). We don't own one. When those requests come in, we say so honestly and refer the client to a shop that does. Same thing applies to sign shops: a desktop dual-laser can cut thin acrylic and engrave small boards, but if your day is full of thick acrylic sheets, a CO2 laser is a better tool. I'd rather lose a small referral than botch a job and lose a relationship.

Whatever machine you choose, budget for air quality. A proper laser cutter fume extractor with HEPA and charcoal filtration runs somewhere around $250–$500 as of early 2025 (verify current prices at your local supplier). My first $80 smoke absorber just hummed for three weeks and then quit. Spend once, buy properly.

How to Tell Which Scenario You're Actually In

Use this as a quick advisor-style check:

• Scenario A: More than half of your jobs are glass, drinkware, décor, or corporate gifts. Prioritize the glass settings and the rotary, build a test-with-each-batch habit, and put the fume extractor high on your purchase list.
• Scenario B: Your customers are local trades, manufacturers, or B2B clients who need metal tags, tools, or plates. Focus on the fiber channel, clean file preparation, and clear conversations about what's achievable in the time you have.
• Scenario C: You're still choosing a first or next machine and expect a mixed workload. Base your decision on your future order mix, your workspace, and the extraction setup, not only on wattage.

The vendor who knows the limits of what they do well is more trustworthy than one who claims to do everything.

It took me about three years and roughly 200 rush orders to understand that the most valuable tool in the shop isn't the laser itself. It's the judgment to know what a job involves before quoting it, and the discipline to test before committing to a large run. The xTool F1 Ultra is a flexible, dependable piece of kit for that work. But it's still just a tool—one piece in a larger system of fume extraction, rotary workholding, and honest communication about what you can deliver. Respect its limits, and you'll have no trouble meeting even the most painful deadline.