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The 4J Series (PN) consists of high-quality U-shaped steel staples designed specifically for use with pneumatic air staplers. These staples are essential for furniture manufacturing, upholstery, wooden crate assembly, and interior decoration. Manufactured from high-tensile galvanized steel, they provide excellent holding power and resistance to buckling, ensuring a clean and professional finish in both hardwood and softwood applications.
Type: U-Shaped Staples (J-Series)
Series: 4J (Narrow Crown)
Material: Galvanized High-Tensile Steel
Crown Width: Approximately 4mm
Compatibility: Standard pneumatic staplers (4J air nailer series)
Application: Upholstery, cabinetry, photo frame backing, furniture assembly, and thin wood fastening
| Model Code | Ref Code | Staple Leg Length | Description |
| PN-413J | A14-413J | 13mm | Ideal for thin fabrics and light upholstery |
| PN-416J | A14-416J | 16mm | Standard for general furniture backing |
| PN-419J | L01-419J | 19mm | Medium-duty wood fastening |
| PN-422J | SMT-422J | 22mm | Heavy-duty upholstery and framing |
Galvanized Finish: Each staple is coated with a layer of zinc to provide superior rust and corrosion resistance, extending the life of the joint in humid environments.
Sharp Chisel Point: Engineered with precision-cut points to ensure smooth penetration through tough materials, reducing the risk of wood splitting or tool jamming.
Uniform Collation: Held together with high-quality adhesive strips that resist breaking in the box but separate easily during firing for continuous, jam-free operation.
Narrow Crown Design: The 4mm crown provides a discreet fastening point that is easily hidden by wood filler or paint, making it perfect for aesthetic finishing work.
Industrial Grade Steel: Designed to withstand the high-velocity impact of pneumatic tools without bending or shearing.

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