0 £0.00
products in your basketto quote Checkout
Ooops no items were found.
Try something else.
Ok
Loading…
19 products found
Sort by
Staedtler Pigment Liner Pen 0.1mm Line Black (Pack 10) - 30801-9
Staedtler Pigment Liner Pen 0.3mm Line Black (Pack 10) - 30803-9
Staedtler Pigment Liner Pen 0.5mm Line Black (Pack 10) - 30805-9
uniPIN005-200(S) Pigment Ink Fine Line Pen 0.05mm Tip Black (Pack 12) - 289157000
uni PIN01-200(S) Pigment Ink Fine Line Pen 0.1mm Tip Black (Pack 12) - 288902000
uni PIN02-200(S) Pigment Ink Fine Line Pen 0.2mm Tip Black (Pack 12) - 288985000
uni PIN05-200(S) Pigment Ink Fine Line Pen 0.5mm Tip Black (Pack 12) - 289066000
edding 1800 Profipen Fineliner Pen 0.50mm Line Black (Pack 10) - 4-180005001
Tombow MONO Fineliner Drawing Pen 01 Tip 0.24mm Line Black (Pack 12) - WS-EFL01
Tombow MONO Fineliner Drawing Pen 03 Tip 0.35mm Line Black (Pack 12) - WS-EFL-H-03
Tombow MONO Fineliner Drawing Pen 05 Tip 0.46mm Line Black (Pack 12) - WS-EFL05
Tombow MONO Fineliner Drawing Pen 0.24mm/0.35mm/0.46mm Line Black (Pack 3) - WS-EFL-3P
Uni Pin Drawing Pen Black Assorted Pk5
Uni Pin Ultra Fineliner Pens 0.2mmTip Black PK12
Uni Pin Clampack Assorted PK8
uni PIN08-200(S) Pigment Ink Fine Line Pen 0.8mm Tip Black (Pack 12) - 482380000
uni PIN Sketch Selection Pigment Ink Fine Line Pen 01mm 0.3mm Tip & 0.5mm Tip Blister Plastic Free Packaging (Pack 3) - 238212791
uni PIN Sketching Essentials Pigment Ink Fine Line Pen 0.1mm 0.2mm 0.3mm Tip 0.5mm & 0.8mm Tip Blister Plastic Free Packaging (Pack 5) - 238212794
edding 1800 Profipen Fineliner Pen 0.35mm Line Black (Pack 10)
Total 19 products

Technical Pens

Shop technical pens for precise, consistent line work in drawing, illustration and professional applications. At The Green Office, our range includes fine line pens designed for technical drawing, sketching and detailed creative work across offices, studios and educational environments.

Technical pens are engineered to produce clean, uniform lines with controlled ink flow, making them ideal for tasks that require accuracy and consistency.

Precision pens for technical drawing and design

Technical pens are widely used by architects, engineers and designers to create accurate drawings and diagrams. Their fine tips are designed to deliver consistent line widths, ensuring clarity and precision across detailed work.

They are particularly useful for working with rulers and templates, helping produce sharp, controlled lines without variation.

Fine line pens for illustration and artwork

In addition to technical applications, technical pens are popular with artists and illustrators for sketching, outlining and detailed artwork. Their ability to create clean, predictable lines makes them ideal for illustration, lettering and graphic design.

For broader colouring and creative tools, you can also explore our fineliner and felt tip pens, which offer a wider range of colours and styles.

Range of nib sizes and line widths

Technical pens are available in a variety of nib sizes, allowing you to choose the right line thickness for your work. From ultra-fine tips for intricate detail to wider nibs for bolder lines, these pens offer flexibility for different drawing styles and requirements.

Many pens use pigment-based ink that is waterproof and fade-resistant, helping ensure long-lasting results in professional and creative projects.

Refillable and long-lasting designs

Many technical pens are refillable, offering a cost-effective and sustainable solution for regular use. Refillable ink systems help reduce waste while maintaining consistent performance over time.

For ink replacements and compatible products, browse our pen refills and ink cartridges.

Complementary tools for accurate work

Technical pens are often used alongside measuring and drawing tools to achieve precise results. For complete setups, you can explore our rulers for accurate measurements or our drawing aids for compasses and geometry tools.

Combining the right tools helps improve accuracy, efficiency and overall quality in both technical and creative work.

Why choose technical pens from The Green Office?

  • Precision pens for detailed drawing and technical work
  • Consistent line widths for accurate results
  • Suitable for designers, engineers, students and artists
  • Range of nib sizes for different applications
  • Eco-friendly and refillable options available

Browse our full range of technical pens and find reliable tools for precision drawing, illustration and professional use.

SEARCH ×