6pcs Deep Hole Markers, Carpenter's Marker, 30mm Fine Tip Permanent Marker Pen, Permanent Felt Tip for Marking in Hard-to-Reach Places (Blue Red)

[Long Tip Marker] The deep hole woodworking pen is designed with a 30mm long tip, which can reach hard-to-access areas that other woodworking markers cannot, suitable for marking through holes or other narrow areas. [Affordable Set] The package contains 6 markers, the refill colors are: red and blue, and the tip line width is 1mm, which can meet your long-term marking needs. [High-Quality Materials] These pens are made from a PP shell and a carbon steel nib, which are sturdy and wear-resistant; They contain permanent, waterproof, smudge-proof, quick-drying, xylene-free, and low-odor ink. [Mark on various surfaces] The drill marker can draw on metal, plastic, stone, glass, wood, paper, and more. [Warm tips] Please replace the pen cap when not in use to ensure stable operation for a longer period.