Features:Water resistant and Fast Drying,Environmentally friendly, free of harmful substances such as xyleneSuitable for Furniture Decoration, Book Shelf, Lamp Drill Hole Position for Mark.Also Deep Holes for Metal Processing, Automobile Manufacturing and other production Industries. Mark the Processing Position.Also Mark on the Wood, Metal, Glass, etc.Specifications:Name: Long Nib Head MarkersColor: Black/Blue/Red/Green/WhiteHead Tip: 20mmLine width: 0.7-1.0mmQuantity:10pcsPackage Included:10pcsLong Nib Head MarkersNote:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2.Please allow 1-2cm measuring deviation due to manual measurement.