Pen Logo Artwork Checklist: File Formats, Minimum Sizes and Pre-Flight Rules

Almost every delayed pen order traces back to the same place: artwork that arrived in a form the production process cannot use. Not a bad logo — a good logo in the wrong file. It costs a week of redrawing, a second proof cycle, and sometimes a penalty on the delivery date.

The good news is that nearly all of it is avoidable with five minutes of checking before you hit send. This is the pre-flight checklist we wish every buyer ran, written out in full so you can hand it to whoever prepares your files.

The five-minute pre-flight checklist

• Vector file supplied — AI, EPS or PDF with editable paths. Not a PNG, not a JPEG.
• All text converted to outlines — no live fonts, no missing-font substitutions.
• No text below 4 pt for engraving, or 5–6 pt for printing.
• Line widths at least 0.1 mm for engraving, 0.15 mm for screen printing.
• Pantone references stated for printed artwork — coated “C” values.
• Logo placement specified — position on the barrel, and the printable width available.
• One version, clearly named — not three near-identical files called “logo_final”, “logo_final2”, “logo_USE-THIS”.

If any box is unticked, the proof will come back with a query, and that query costs calendar days.

File formats: what to send and what to avoid

Format	Usable for	Verdict
AI / EPS	Engraving, screen, pad, UV — everything	Best. Editable vector paths.
PDF (vector)	Everything, if paths are intact	Good — confirm it is not a flattened raster.
SVG	Everything, increasingly common	Good. Check text is outlined.
High-res TIFF / PNG	UV printing only	Acceptable at 300 dpi or above at final size. Not for engraving.
JPEG	Nothing	Compression artefacts. Avoid.
Word / PowerPoint / screenshot	Nothing	The single most common cause of redraws.

The reason vector matters is mechanical as much as aesthetic. A laser follows paths; a screen is burned from a vector separation. A raster image has no paths to follow, so it has to be traced — and an auto-traced logo rarely matches the original cleanly.

Text: convert to outlines, and mind the size

Convert all text to outlines. This is the rule that causes the most avoidable delay. If your file contains live text set in a font the supplier does not have, their software substitutes something else, and the proof comes back with the wrong typeface — or with an error and no proof at all.

Then check the size. Small text is where logos fail on a pen, because a pen barrel offers far less height than a business card.

• Laser engraving: keep text at 4 pt or above. Below roughly 3 pt the marks begin to merge.
• Screen printing: 5–6 pt or above, and slightly heavier line weights.
• Usable print area: typically 30–50 mm wide and 5–8 mm high on a standard barrel. Design to that box.

Line weights and clear space

A logo can be the right size overall and still fail because individual strokes are too thin, or because two elements sit too close together and merge once applied. Both are fixable in the artwork, and neither is fixable on the barrel.

Line weights and clear space

A logo can be the right size overall and still fail because individual strokes are too thin, or because two elements sit too close together and merge once applied. Both are fixable in the artwork, and neither is fixable on the barrel.

Method	Minimum stroke weight	Minimum text height	Clear space between elements	What happens if you go below
Laser engraving	0.10 mm	3–4 pt (about 1.1–1.4 mm cap height)	≥ 0.10 mm	Strokes break up; small text fills in and becomes unreadable
Etching (acid)	0.15 mm	4 pt (about 1.4 mm cap height)	≥ 0.15 mm	Etch bites unevenly across thin areas; letters lose their centres
Screen printing	0.20 mm	5–6 pt (about 1.8–2.1 mm cap height)	≥ 0.20 mm	Ink bleeds under the mesh; fine serifs close up and disappear
UV printing	0.15 mm	4–5 pt (about 1.4–1.8 mm cap height)	≥ 0.15 mm	Edges soften; very small counters fill with ink
Pad printing	0.20 mm	5 pt (about 1.8 mm cap height)	≥ 0.20 mm	Ink distorts on the silicone pad; thin lines thicken unevenly
Embossing / debossing	0.30 mm	6 pt (about 2.1 mm cap height)	≥ 0.30 mm	Detail collapses under pressure; dies wear out faster

Rule of thumb. Keep the clear space between two adjacent elements at least equal to the minimum stroke width of the method you have chosen. If in doubt, send your vector file and ask the supplier to mark up any lines that are too thin — a five-minute review costs nothing and saves a sample round-trip.

Colour: Pantone for print, contrast for engraving

For printed artwork, supply Pantone references with the coated “C” suffix — not CMYK values, not RGB, and not a colour picked off a screen. Screen printing and UV printing match to Pantone standards, and a screen colour is not a specification.

Engraving has no colour to specify. It removes the surface to expose the base metal, so the mark takes the metal’s tone. What you can specify is contrast — and contrast depends on the barrel finish. Engraving on brass gives a warm metallic contrast, on matte black a subtle silver-grey, and on a mirror-polished surface it can nearly disappear. If you want a mirror barrel, ask for a deeper pass and confirm on a sample.

One more expectation to set: metal shifts perceived colour. A Pantone match on a brushed silver barrel will not look identical to the same ink on white paper. If colour accuracy is critical, request a printed sample before approving production.

The five mistakes that delay proofs

1. Sending a raster file. A PNG or JPEG has to be traced, and auto-tracing rarely matches the original. Always send vector.
2. Leaving text live. Missing fonts are the most common single cause of a held proof. Convert to outlines.
3. Text below the legible minimum. A tagline that reads perfectly at A4 disappears on a 6 mm barrel. Check it against the printable height, not the page.
4. Specifying CMYK instead of Pantone. Printed pens are matched to Pantone. CMYK has to be converted, and the conversion is a guess.
5. Not stating placement. “Put the logo on the pen” is not a specification. State the position and available width — and remember a second position is a second setup.

These limits interact with your choice of method. Engraving is single-tone; multi-colour artwork needs printing. If you have not settled that question yet, start with our comparison of laser engraving, screen printing and UV printing, and see how branding choices affect unit cost.

What a good proof should show you

Before you approve, the proof should let you answer four questions without asking anyone:

• Is the logo positioned where I specified, at the size I specified?
• Are all elements legible at actual size — not zoomed on screen?
• Is the colour referenced to my Pantone value, and stated as such?
• Does the barrel finish match my specification, and how does the mark sit against it?

If the proof does not answer one of those, ask before approving. Approval is the point at which a cheap correction becomes an expensive one.

Personalisation: names, numbers and variable data

Individual names, employee numbers or sequential serials on each pen are increasingly common for recognition programmes and onboarding kits. The artwork rules are the same, but the delivery is different, and getting it wrong wastes the whole batch.

• Supply the logo as normal vector artwork, plus the variable data separately.
• Provide the names in a plain data file — spreadsheet or CSV, one column, one name per row, no merged cells and no formatting.
• State the font for the variable text if it matters, and confirm it is one the supplier holds, or supply it.
• Check the longest name against the printable width. “Alexandra” at your chosen size may not fit where “Jo” does.
• Decide the fallback for duplicates or errors. What happens with two people of the same name, or a misspelling discovered late?

Personalised orders cannot be reworked. Once a name is engraved, the unit is unsellable to anyone else. This makes the pre-production sample more important than usual — approve it carefully, and check the spelling on the sample itself rather than in the data file.

Briefing a designer who has never done a pen

Most artwork problems come from a designer working to print or screen conventions, where space is effectively unlimited and stroke weight is free. A short brief prevents it. Give them four numbers:

1. Printable area — typically 30–50 mm wide by 5–8 mm high.
2. Minimum text size — 4 pt for engraving, 5–6 pt for printing.
3. Minimum stroke weight — 0.1 mm engraving, 0.15 mm printing.
4. Method — engraving is single-tone, printing can be multi-colour.

Then ask for one deliverable change: supply the logo in a single-tone version as well as the full-colour one. If the programme ends up engraved, you already have the right file, and you avoid the most common last-minute scramble.

Frequently asked questions

What file format do you need for pen logo engraving?

A vector file — AI, EPS or PDF with editable paths, with all text converted to outlines. The laser follows vector paths, so a raster file has to be traced first, and tracing rarely reproduces the logo cleanly.

What is the smallest text you can engrave?

Around 4 pt for laser engraving is the practical floor; below 3 pt the marks begin to merge. Screen printing needs slightly more, around 5–6 pt, with heavier strokes. Always confirm on a physical sample.

Can I send a PNG if it is high resolution?

For UV printing, yes at 300 dpi or above at final print size. For laser engraving, no — engraving requires vector paths. When in doubt, send vector.

Why do you need Pantone and not CMYK?

Pens are colour-matched to Pantone standards. CMYK values have to be converted to a spot colour, and that conversion introduces a guess. Give us the coated “C” reference and the match is exact.

How do I know where the logo will fit?

A standard barrel gives roughly 30–50 mm of printable width and 5–8 mm of height. Design to that box and state the placement in your brief — a second logo position is a second setup and adds cost.

Send your artwork — we will flag issues before they cost you time

Email your logo file, target quantity and preferred barrel. We will confirm whether it engraves or prints cleanly, flag any artwork problems up front, and quote both methods so you can compare. Specification-based quotes returned within 24 hours.