Refill leads for depth marking pen Pica Drygrafit by Pica, model 11668-uniw

Refill leads for depth marking pen Pica Drygrafit by Pica, model 11668-uniw are replacement graphite inserts designed to restore marking capability to the Pica Drygrafit depth-marking pen. These leads provide consistent graphite lines suitable for depth markings and layout tasks on a range of construction materials. They are intended for workshop and site use where retrievable, visible marks are needed and fit the Drygrafit holder to maintain the original pen balance and handling.

Advantages

These refill leads deliver uniform graphite deposition for repeatable depth-marking results and resist breaking under normal construction use. They are simple to insert into the Drygrafit holder and maintain a stable line width during marking. The refills avoid the need to replace the entire tool, offering a practical and economical solution for ongoing site work and precise layout tasks.

Suitable for

• Depth marking on wood, drywall and similar construction materials
• Workshop layout and piece marking
• On-site construction measuring and transfer lines
• Repeat marking tasks where consistent graphite lines are required

Key specifications

• Material: graphite lead formulated for marking on construction substrates
• Compatibility: designed to fit the Pica Drygrafit depth-marking pen holder
• Line quality: produces durable, visible graphite lines suitable for layout and depth indication
• Form factor: refill leads sized for insertion into the Drygrafit system to preserve handling balance

How to use

Remove the spent lead from the Drygrafit holder according to the pen's user instructions, then insert a refill lead into the holder until it seats securely. Adjust the lead exposure as required for the depth marking or layout task and test on a scrap piece to confirm line visibility and width. Replace leads when the mark quality diminishes or the lead becomes too short for reliable handling.

Usage recommendations

Store refills in a dry place and handle leads carefully to avoid breakage. Use appropriate protective equipment when working on construction sites and select the lead exposure length that provides the best balance between line durability and break resistance for your specific material.