Glascribe

Clips to pocket like a ballpoint pen.

Retractable tungsten carbide tip to scribe on glass, ceramics and plastics.

• Tip included angle: 40
• Shaft diameter: 1.55mm
• Tip length (angled area): 2.13mm
• Shaft length from pen body: 4.24mm
• Overall length 133mm (5-1/4″).