20mm Long-Head Deep Hole Marker Pens - Waterproof Fast-Dry Oil Markers for Wood, Metal & Glass (Red/Black/Blue/Green)

Precision: Long-head deep hole marker pens designed for marking hard-to-reach drill positions, furniture assembly and woodworking. Waterproof, oil-based ink dries fast and writes clearly on wood, metal, glass and brick for professional results.

Specifications:

• Product: Long-head deep hole marker pen
• Package Options: 1 / 2 / 4 / 8 / 10 / 20 / 40 / 80 / 100 pcs (bulk options available)
• Ink Colors: Black, Blue, Red, Green
• Tip Size: 20 mm (0.79 in) top head / writing point 20 mm
• Ink Type: Oil-based, waterproof, water resistant, fast-drying
• Brush Tip: Round toe
• Dual-Side Writing: Yes
• Suitable For: Marking lamp drill positions, furniture decoration, woodworking, metal processing, automotive manufacturing
• Materials Marked: Wood, metal, glass, brick
• Features: Long reach for deep holes, durable waterproof ink, quick-dry for smudge-free marks
• Package Type: Bulk/multi-pack

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