... 2)Used In The Leather Industry. 3)Excellent Quality Silver,white,black,red,blue,gold color silve refill pen(gel ink)Features ... No.SpecificationMaterial Des. PackingMOQ PriceSH-001Point Size: 0.8MM Plastic Color:silver,white,black,red,blue,gold 1/100/5000/20000 100 pieces0 ... . Special gel ink, oily ink, distinct gradation6. Tip is import.7. The writing can use special eraser pen removing8. High quality ...