Tombow MONO graph fine -lyijytäytekynä 0,5 mm, hopea, 4 mm ohjainputki SH-MGF04

Precision drafting and ruler work often suffer from lead breakage and poor visibility. The Tombow MONO graph fine mechanical pencil solves this with a 4 mm fixed guide pipe that keeps the lead stable against rulers and templates, reducing breakage while maintaining a clear view of the writing point.

Who is it for

Engineers, architects, designers, and students who need consistent 0.5 mm lines for technical drawing, note-taking, or detailed sketching. The shake mechanism and long guide pipe make it equally useful for fast writing and precise layout work.

Main features

• 0.5 mm lead diameter for fine, consistent lines
• 4 mm fixed guide pipe for precise ruler and template work
• Shake & push button lead advancement for quick, one-handed operation
• Twist-out MONO eraser for clean corrections without extra tools
• Shake lock mechanism prevents accidental lead advancement during transport
• Silver plastic body with metal clip for durability and a professional look
• Refillable lead and eraser for long-term use

Specifications

• Lead diameter: 0.5 mm
• Lead advancement: Shake & push button
• Guide pipe length: 4 mm
• Guide pipe type: Fixed
• Eraser: Twist-out MONO eraser
• Shake lock: Yes
• Body material: Plastic
• Clip material: Metal
• Grip material: Plastic
• Refillable lead: Yes
• Refillable eraser: Yes
• Quantity: 1 piece

Tips

For best results, use Tombow MONO graph lead refills and replace the eraser when worn. Engage the shake lock when carrying the pencil in a pocket or case to avoid accidental lead advancement.