UV Liquid Plastic Welding Pen – Fix, Fill & Seal in Seconds

UV Liquid Plastic Welding Pen – Quick Fix, Fill & Seal

Meet your new go-to repair companion! This multi-function UV liquid plastic welding pencil lets you fix, fill, and seal almost anything in just 5 seconds — no mess, no fuss. Simply apply the powerful UV-curable compound and activate it with the built-in UV light for an instant, strong bond. Available in convenient 1-piece, 3-piece, or 5-piece sets so you always have one when you need it.

Made in Mainland China.

Why You'll Love It

• 5-Second Cure: UV light activates the welding compound in seconds for a fast, reliable hold.
• Not Just a Glue: This is a super-powered UV liquid plastic welding compound — far stronger and more durable than ordinary adhesives.
• Versatile Use: Bonds, fills gaps, and seals cracks on glass, plastic, wood, metal, ceramic, and more.
• Precision Pencil Design: Slim, pen-style applicator (13 cm × 2.5 cm) gives you total control for fine repairs and detail work.
• Built-In UV Light: Everything you need is in one tool — no separate lamp required.
• Clean & Easy: No dripping, no running, no mess. Ideal for DIY crafters, hobbyists, and everyday home repairs.
• Wide Application: Perfect for eyeglasses, wine glasses, toys, cords, drones, hobby models, woodworking projects, and more.

Specifications

• Model: MK559
• Material: Plastic
• Size: 13 cm / 5.12" × 2.5 cm / 0.98"
• Package: Case
• Available Quantities: 1 piece, 3 pieces, or 5 pieces
• Suitable For: Unisex adults, DIY enthusiasts, crafters

Great For

• Household repairs — cracked frames, broken handles, chipped ceramics
• Craft and hobby projects — woodworking, model-making, drone repairs
• Cord and cable fixes — seal frayed or cracked cable coverings
• Eyewear repair — reattach or reinforce broken frames
• Glassware — bond wine glasses, decorative pieces, and more

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Learn more: OSHA guidance on hand and power tools

Frequently Asked Questions

Q: What surfaces can the UV liquid plastic welding pen bond?

A: The UV welding compound works on a wide range of materials including glass, plastic, wood, metal, ceramic, and rubber. It's ideal for household items, hobby models, eyewear, cords, and more.

Q: Do I need a separate UV lamp to cure the compound?

A: No! The UV liquid plastic welding pen has a built-in UV light, so everything you need for a fast 5-second cure is included in the single pencil tool.

Q: How long does the bond last once cured?

A: Once activated by the UV light, the compound creates a strong, durable weld. The cured bond is designed to hold firmly under normal household and hobby-use conditions.

Q: Is the 5-piece set better value for frequent use?

A: Yes! If you have multiple repair projects or want to keep pens in different locations (workshop, kitchen, craft room), the 3-piece or 5-piece sets offer excellent value and convenience.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.