Tekninen piirustussarja TROIKA PIP25/RD

The TROIKA PIP25/RD technical pen set is a precision instrument for detailed writing and drawing, combining a compact form with tools useful for everyday technical tasks. The set contains a technical pen with black ink in a red and silver design and is built for accuracy and comfortable extended use.

Advantages

Compact and travel-friendly, the TROIKA PIP25/RD fits into a shirt pocket, small notebook, or wallet while providing precision ink flow suited to technical sketches and fine writing. Its ergonomic design supports prolonged use without discomfort. The metal construction offers durability, and the set’s colour contrast of red and silver improves visibility and identification.

Suitable for

Key specifications

How to use

Unscrew or pull the pen cap according to the pen’s mechanism to expose the tip. Use for precise line work, technical notes, or sketches on suitable paper surfaces. Replace the refill when ink flow diminishes following the manufacturer’s refill instructions. Store the pen capped when not in use to preserve the tip and prevent drying.

Recommendations

For best results, use the TROIKA PIP25/RD on smooth, high-quality paper and replace refills with genuine-compatible cartridges to maintain line quality and prevent damage to the pen mechanism.