The DongCheng HD110406 Heavy-Duty T-Model Utility Knife is an industrial-grade fixed/retractable heavy utility knife engineered for heavy-duty cutting across roofing, drywall, flooring, and warehousing. Drop-forged and die-cast from solid aluminum alloy, this rugged 150mm cutter delivers maximum structural rigidity and withstands high drops and intense manual force.

It utilizes heavy-duty standard trapezoid utility blades measuring 0.5 x 19 x 61mm forged from premium CK75 high-carbon steel, ensuring long-lasting edge retention and superior resistance to snapping. The knife includes a total of 6 PCS CK75 trapezoid blades (with internal handle storage for rapid blade swapping). Packaged in a protective slide blister pack.

Key Features

• All-Aluminum Alloy Body: Heavy-duty die-cast aluminum frame provides indestructible structural durability under tough jobsite conditions.
• Comes with 6 PCS CK75 Blades: Supplied with 6 heavy-duty 0.5 x 19 x 61mm trapezoid blades for long-lasting cutting performance.
• Ergonomic T-Model Contoured Grip: Contoured body shape fits naturally in the hand, providing maximum downward and pulling force.
• Integrated Spare Blade Chamber: Internal handle compartment stores spare trapezoid blades for quick, tool-free blade changes on the go.
• Positive Locking Blade Mechanism: Secure blade clamp prevents blade wobble, slipping, or accidental release during heavy drag cuts.
• Slide Blister Pack: High-grade packaging preserves knife finish and spare blades during transit.

Applications

• Slicing heavy asphalt roofing shingles, felt underlayment, and rubber flashing
• Scoring and trimming drywall, sheetrock, cement boards, and heavy insulation panels
• Cutting commercial carpets, vinyl composition tile (VCT), and linoleum flooring
• Heavy warehouse box slitting, banding strapping removal, and leather trimming

Technical Specifications

Size/Model-wise Table