12 PCS Deep Hole Marker Pen,20mm Long Nib Marker Pen,Waterproof Multi-Purpose Permanent Marker Pens,Construction Marker Pens,Colorful Marking Carpenter for Woodworking & Carpenters Builders (4 Color)

• 12-Piece Value Pack with 4 Essential Colours – You will receive 12 premium permanent marker pens in 4 practical colours: 6 black, 2 red, 2 blue and 2 green. This generous set of marker pens provides enough supplies for long-term daily use and replacements. You can also share them with colleagues, friends and family members, making it perfect for team projects and group work.
• Durable Industrial-Grade Construction – Our professional deep hole marker is crafted from high-quality, robust and wear-resistant materials. These long nib marker pen sets feature waterproof, stain-resistant and quick-drying ink that withstands harsh working environments. They are indispensable tools for industrial, construction and manufacturing applications.
• 20mm Extra-Long Nib for Inaccessible Areas – Each marker pen measures approximately 14 x 1.5cm (5.5 x 0.6 inches) with a 20mm extended nib. This ultra-long design allows you to mark accurately and effortlessly in deep holes, narrow gaps, recessed spaces and hard-to-reach areas that standard short-tip markers cannot reach.
• Quick-Dry Waterproof Ink with Airtight Cap – These high-performance permanent marker pens use premium fast-drying ink that sets in seconds to prevent smudges and smears. The secure airtight cap prevents ink from drying out when not in use, significantly extending the pen’s service life. They work reliably on wood, metal, glass, plastic, concrete and most other surfaces.
• Versatile for All Trades & DIY Projects – These versatile marker pens are suitable for both professional tradespeople and DIY enthusiasts. This deep hole marker is ideal for carpentry, construction, home decoration, hardware processing, automotive manufacturing, electrical work, plumbing, mechanical repair and industrial fabrication tasks.

Eliminate the frustration of marking in hard-to-reach places with our professional deep hole marker pen set, engineered to meet the demands of busy workshops and construction sites. These markers solve the common problem of standard pens failing to reach inside drilled holes, pipework, electrical boxes and recessed components, ensuring precise alignment and accurate assembly every time. Designed for daily use in tough working conditions, these markers feature reinforced pen bodies that resist cracking and breaking when dropped or knocked. The compact and lightweight design fits easily in tool belts, pockets and toolboxes, making them always accessible when you need them. The smooth writing action ensures consistent, clear marks without skipping or blotting, even when working at awkward angles. Whether you’re marking cut lines on timber, labelling electrical components, identifying pipework or outlining assembly points on metal, these markers deliver reliable performance. The four-colour set allows for effective colour-coding of different tasks, materials and sections, improving organisation and reducing errors on the job site. Perfect for builders, carpenters, electricians, plumbers, mechanics, joiners and handymen, these markers are an essential addition to any professional toolkit. They also work great for home DIY projects, craft work and general labelling around the house. Invest in a set of markers that will keep up with your workload and deliver consistent results day after day.