Liquid Ink Permanent Marker SM665/SM668

Ink: Oil-based ink.
Features: Free ink system, high capacity of ink,smooth writing and waterproof.
Application: Widely used in office and school writing,packaging and carton marking,warehouse and logistics identification.
Marks on: Multi-surface, e.g.,paper and cardboard,plastic,metal,glass,wood,rubber.
Remark: The SM665 and SM668 differ in the structure and color of the end plug.