Crescent Wiss Straight Tinner Snips WDF12S 12 Inch Metal Shears (2.75 Blade Hot Drop Forged Steel Torque Handles HVAC Ductwork Vinyl Trimming)

Crescent Wiss WDF12S 12" Straight Pattern Drop-Forged Steel Tinner Snips

The Crescent Wiss WDF12S 12-inch straight pattern tinner snips shear continuous, dead-straight lines through light-gauge sheet steel, aluminum flashing, architectural copper, and exterior vinyl siding panels. Engineered with hot drop-forged high-carbon steel construction, these heavy-duty sheet metal shears maintain rigid blade alignment under high shearing pressures without jaw deflection. Outfitted with 2.75-inch precision-ground cutting knives, an engineered through-broached pivot bolt achieving a cycle life exceeding 3X the ASME standard specification, high-durometer textured cushion grips, and double asymmetrical torque-control loop handles that fit bare or gloved hands, they equip HVAC mechanical contractors, roofers, and architectural sheet metal fabricators with effortless cutting leverage and clean, burr-free edge quality across large panel runs.

Best Used For:

• Continuous HVAC Sheet Metal Duct Fabrication: Making long, straight rip cuts through 24-gauge to 28-gauge galvanized steel ductwork and custom plenums on jobsite layout tables.
• Architectural Roofing and Flashing Rips: Shearing straight edge transitions on aluminum trim coils, zinc roof valleys, copper pans, and drip edges with minimal panel distortion.
• Exterior Vinyl Siding and Plastic Panel Profiling: Trimming heavy exterior vinyl siding panels, soffits, and PVC J-channels cleanly without cracking or chipping delicate edges.

Key Performance & Safety Features

• Hot Drop-Forged Steel Construction: Premium hot drop-forged tool steel provides maximum structural strength and long-term cutting edge resilience over the tool's lifespan.
• Precision-Ground Straight Blades: Optimized cutting edge geometry shears cleanly through light sheet metals and plastics with significantly reduced hand force.
• Through-Broached Heavy-Duty Pivot Bolt: Precision-engineered pivot assembly maintains tight blade tolerances, delivering a working cycle life greater than 3X the ASME specification.
• Torque Control Handle Rings: Double asymmetrical loop handle rings maximize leverage and are proportionally sized to fit hands comfortably with or without heavy work gloves.
• High-Durometer Cushion Grips: Solvent-resistant rawhide and black handle coatings deliver high tactile grip traction and damp vibration during repetitive cutting cycles.
• Touchpoint Ergonomic Contouring: Optimized finger contact surfaces along the handle loops ensure balanced weight distribution and superior line-tracking stability.
• Protective Baked Enamel Coating: Resilient painted finish shields the forged steel handles from jobsite moisture, oxidation, and abrasive chemical exposure.

What's Included

• (1) Crescent Wiss WDF12S 12-Inch Straight Pattern Tinner Snips (2.75 In. Blade Length)

Technical Specifications

Pro-Tip: When shearing continuous straight cuts through long sheets of metal, take smooth 80% cutting strokes without closing the blades completely together at the tips; stopping just shy of a full clamp prevents dimpling the sheet and keeps your cut edge completely flat and true.