Metabo N3804AB3 1-1/2″ HPT 18 Gauge 1/4″ Narrow Crown Stapler

The Metabo HPT N3804AB3 18 Gauge 1/4″ Narrow Crown Stapler is designed for precision fastening in fine finish and trim applications where clean, consistent results matter. Built for professional carpenters and serious DIY users, this pneumatic stapler delivers reliable performance for interior and exterior trim, cabinetry, furniture assembly, and light construction work. Its compact body and balanced weight make it easy to control, even during detailed tasks that require accuracy and repeatability.

This narrow crown stapler accepts 18-gauge 1/4″ crown staples ranging from 1/2″ to 1-1/2″, giving users flexibility across a wide range of materials and thicknesses. Weighing only 2.3 lbs, the N3804AB3 reduces arm and wrist fatigue during extended use, while the ergonomic grip and non-slip trigger provide steady handling. A tool-free depth adjustment allows fast changes when moving between materials, helping ensure a professional finish without damaging work surfaces. With features like a selective actuation trigger, 360-degree adjustable exhaust, and high-capacity magazine, this stapler is well suited for production work as well as detailed finish jobs.

Metabo 1-1/2″ HPT 18 Gauge 1/4″ Narrow Crown Stapler At a Glance

• 18 Gauge Narrow Crown Design: Ideal for trim, cabinetry, and finish applications
• Staple Length Range: Accepts 1/2″ to 1-1/2″ 18-gauge 1/4″ crown staples
• Lightweight Build: Only 2.3 lbs for better control and reduced fatigue
• Selective Actuation Trigger: Switch between sequential fire and contact nailing
• Tool-Free Depth Adjustment: Quickly dial in staple depth for different materials
• 360° Adjustable Exhaust: Directs air away from the user and work surface
• High-Capacity Magazine: Holds up to 130 staples for fewer reloads
• Award-Winning Performance: Rated Pro Preferred Nailer by Builder and Developer Magazine

Markets

• Finish Carpentry and Trim Work: Ideal for installing moldings, baseboards, and decorative trim
• Cabinetry and Furniture Building: Provides clean fastening without splitting materials
• Construction and Remodeling: Reliable for interior and exterior detail work
• Maintenance and Facility Repair: Useful for repairs requiring precise staple placement
• Trade Schools and Training Programs: Supports skill development in finish fastening techniques
• DIY and Home Improvement: Easy to handle for advanced home projects and upgrades

Finish carpenters and trim installers rely on the Metabo HPT N3804AB3 for its balance of precision, speed, and ease of use. The lightweight body and ergonomic design help crews stay productive during long workdays, especially when installing detailed trim or working overhead. Its ability to handle a wide range of staple lengths makes it versatile enough to move from light cabinet assembly to exterior trim without changing tools.

Contractors benefit from features like the selective actuation trigger and tool-free depth adjustment, which allow quick changes based on job requirements and material thickness. For maintenance teams and advanced DIY users, the stapler’s straightforward controls and dependable performance reduce setup time and rework. Whether used on a jobsite or in a workshop, this narrow crown stapler supports clean results and efficient fastening across a variety of finish applications.

Metabo N3804AB3 1-1/2″ HPT 18 Gauge 1/4″ Narrow Crown Stapler Features

• AWARD: Rated the Pro Preferred Nailer for 7 years running (2014 – 2020) by Builder and Developer Magazine
• FASTENERS: Accepts 18-gauge narrow crown staples ranging in length from 1/2-in up to 1-1/2-in
• APPLICATIONS: Ideal for internal and external trim work furniture cabinetry and other fine finish work
• LIGHTWEIGHT: The narrow crown stapler is only 2.3 lbs and well-balanced for ease of use
•  AWARD: Rated the Pro Preferred Nailer for 7 years running (2014 – 2020) by Builder and Developer Magazine
• FASTENERS: Accepts 18-gauge narrow crown staples ranging in length from 1/2-in up to 1-1/2-in
• APPLICATIONS: The narrow crown stapler is ideal for internal and external trim work furniture cabinetry and other fine finish work
• LIGHTWEIGHT: Only 2.3 lbs and well-balanced for ease of use
• TRIGGER: Selective actuation switch lets the user easily select sequential fire or contact nailing
• DEPTH ADJUSTMENT: Tool free depth adjustment allows for a professional finish with varying materials
• MAGAZINE: Holds up to 130 staples for maximum efficiency
• ADJUSTABLE EXHAUST: 360 Degree adjustable exhaust can be directed away from the user in any direction
• AIR FITTING: Angled upward to conveniently keep the hose away from the user and off the work piece
• ERGONOMIC DESIGN: Ergonomically designed for a comfortable and easy operation
• COMPLIANT:  Safety Standards for pneumatic nailers in the United States

Metabo N3804AB3 1-1/2″ HPT 18 Gauge 1/4″ Narrow Crown Stapler Includes

• (1) N3804AB3 18 Gauge Narrow Crown Stapler
• (1) Pair of Safety Glasses (875769)
• (1) 1/4″ NPT Male Plug – Installed (190001)
• (1) No-Mar Tip (885969)
• (1) Carrying Case (885902)

Metabo N3804AB3 1-1/2″ HPT 18 Gauge 1/4″ Narrow Crown Stapler Specifications

• Fastener Type: 18 Gauge 1/4″ Narrow Crown Staples
• Staple Length Range: 1/2″ – 1-1/2″
• Magazine Capacity: 130 Staples
• Weight: 2.3 lbs
• Actuation Modes: Sequential Fire and Contact Nailing
• Exhaust: 360-Degree Adjustable
• Power Source: Pneumatic (Air Powered)

Metabo N3804AB3 1-1/2″ HPT 18 Gauge 1/4″ Narrow Crown Stapler Warranty

•  Metabo HPT’s Professional 5-Year Tool Warranty

Why Customers Choose the Metabo 1-1/2″ HPT 18 Gauge 1/4″ Narrow Crown Stapler

Customers choose the Metabo HPT N3804AB3 because it delivers consistent fastening performance in finish and trim applications where accuracy matters. The lightweight design and narrow crown stapler format make it easy to control on detailed work such as cabinetry, furniture assembly, and interior molding. Installers appreciate the selective actuation trigger, which allows them to move between precision placement and faster production work without switching tools.

The tool-free depth adjustment helps reduce surface damage and rework when fastening into different materials, while the 360-degree exhaust and angled air fitting improve comfort on busy jobsites. With a long-standing reputation recognized by Builder and Developer Magazine, this 18-gauge narrow crown stapler is trusted by contractors, maintenance teams, and skilled DIY users who need dependable results day after day.