gel pen 6600

▸ Model specification: Deli 6600 black push-type gel pen
▸ Nib configuration: 0.5mm stainless steel ballpoint pen nib
▸ Ink volume: 0.5ml pigment ink
▸ Structural components: ABS engineering plastic pen barrel + anti-slip rubber grip
▸ Physical size: 145×9mm (length × diameter)