The Pica Dry 6040 Big Dry Civil Engineering Leads are replacement marking leads for Pica Dry style marking tools. This is a refill lead pack designed for jobsite marking and layout work. Model number: 6040-PICA. If you need visible marks on materials where a standard carpenter pencil does not give you enough contrast, this pack gives you pink, blue, and white lead options in one 12-pack.

What matters here is simple: color choice. On real jobs, the surface changes constantly. Concrete, stone, treated lumber, darker sheet goods, and lighter materials do not all read the same with one lead color. Having pink, blue, and white in the same refill pack lets you choose a mark that stays visible instead of fighting the background.

Because this product is a refill consumable, the value is in keeping your marker ready without changing systems. If you already use a Pica Dry marker for layout, rough measurements, or point-to-point marking, these replacement leads keep that tool working the way it should. For civil engineering, site layout, and general construction marking, that means less downtime and fewer workarounds with markers or pencils that are not suited for the surface.

The pack format also makes sense for contractors and serious DIY users who burn through marking supplies. A 12-pack is easier to keep in the truck, gang box, or layout kit than loose singles, and mixed colors give you flexibility when conditions change from one task to the next.

This product makes the most sense for tradespeople who already run a Pica marking system and want refill leads that are better suited for visible layout marks across different materials. If your work depends on quick, readable marks on the job, the Pica Dry 6040 Big Dry Civil Engineering Leads are the practical buy.

Pica Dry 6040 Big Dry Civil Engineering Leads keep your marks visible

If you already use a Pica marker, this is the kind of refill pack that makes more sense than forcing one color to do every job.

• Who it's for: Contractors, layout crews, and anyone using a Pica Dry marker for jobsite marking on changing materials.
• Why it stands out: The mixed pink, blue, and white lead colors give you better visibility options than a single-color refill pack.
• Worth knowing: This is a refill lead pack, not a complete marker, so it is best for users already on the Pica Dry system.

• What kind of product is this? This is a pack of replacement marking leads for a Pica Dry style marker.
• How many leads are included? The pack quantity is 12 leads.
• What colors are included? The listed lead colors are pink, blue, and white.
• Is this a complete marker? No. This product is a refill lead pack.