WISS 428N Bent Trimmers

WISS 428N Bent Trimmers are professional-grade heavy-duty shears engineered for strength, precision, and dependable performance in demanding commercial and industrial environments. Featuring 8-1/8-inch hot drop-forged nickel-plated steel blades, these trimmers are designed to make clean, accurate cuts through multiple layers of tough materials while maintaining outstanding edge retention.

The WISS 428N Bent Trimmers feature precision-ground blades that produce smooth, consistent cuts while extending blade life. Their bent handle design keeps materials flat against the work surface for improved control and accuracy, making them ideal for long, straight cuts. The adjustable SET-EASY® pivot allows blade tension to be fine-tuned for smooth operation and consistent cutting performance throughout the life of the tool.

For mechanical insulation contractors, the WISS 428N Bent Trimmers are an excellent choice for trimming fiberglass insulation, duct board facings, vapor barriers, insulation blankets, carpet, heavy fabric, rubber materials, and other flexible products used in HVAC and industrial insulation work. The heavy-duty blades easily handle thick materials while producing clean edges that improve the quality of finished installations.

Large coated steel handle rings provide a comfortable grip and excellent leverage, reducing hand fatigue during repetitive cutting tasks. The hot drop-forged construction delivers exceptional durability, making these trimmers well suited for fabrication shops, commercial construction, industrial maintenance, and demanding jobsite applications.

Whether you’re fabricating insulation, installing HVAC systems, trimming heavy fabrics, or performing industrial maintenance, the WISS 428N Bent Trimmers deliver the durability, cutting power, and reliability professionals expect. Mechanical insulation contractors, HVAC technicians, upholsterers, and industrial fabricators continue to rely on the WISS 428N Bent Trimmers for dependable everyday performance.

Key Features

• 8-1/8-inch heavy-duty bent trimmers
• Hot drop-forged steel construction
• Nickel-plated blades
• Precision-ground cutting edges
• SET-EASY® adjustable pivot
• Bent handle design for flat cutting
• Large coated steel handle rings
• Professional-grade durability
• Long service life

Common Applications

• Mechanical insulation
• Fiberglass insulation
• Duct board facings
• Vapor barriers
• Insulation blankets
• Carpet cutting
• Fabric cutting
• HVAC fabrication
• Industrial maintenance
• General construction

Specifications

• Brand: Wiss
• Model: 428N
• Product Type: Bent Trimmers
• Overall Length: 8-1/8 in.
• Blade Length: 3-3/8 in.
• Blade Material: Hot Drop-Forged Steel
• Blade Finish: Nickel Plated
• Pivot: SET-EASY® Adjustable
• Handle Material: Coated Steel
• Handle Color: Black