DP GROUP, founded in 2016, offer professional laser solutions and sheet metal fabrication machinery. Headquartered in Hong Kong, we operate three factories in mainland China:
DPMach (Dongguan): Specializes in laser cutting, welding, and marking.
DGDY (Dongguan): Focuses on press brake machines with advanced Panel Bender technology.
DPQG (Foshan): Manufactures large tube laser cutting machines for pipes up to 800mm in diameter and 30 meters lenth.
DP GROUP, founded in 2016, offer professional laser solutions and sheet metal fabrication machinery. Headquartered in Hong Kong, we operate three factories in mainland China:
DPMach (Dongguan): Specializes in laser cutting, welding, and marking.
DGDY (Dongguan): Focuses on press brake machines with advanced Panel Bender technology.
DPQG (Foshan): Manufactures large tube laser cutting machines for pipes up to 800mm in diameter and 30 meters lenth.
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CX08x665
When it comes to accident repair in the automotive industry, the ability to quickly and accurately restore deformed sheet metal panels is essential. Traditional methods of heating, hammering, and welding can be time-consuming, inconsistent, and may compromise the structural integrity of the vehicle body. The Shrinker/Stretcher Metal Forming Machine offers a professional and highly effective solution for reshaping and repairing car body panels, ensuring that fenders, doors, roofs, hoods, and other panels can be restored to their original shape with speed and precision.
A shrinker/stretcher machine is a specialized sheet metal forming tool designed to compress (shrink) or expand (stretch) the edges of a metal panel. By applying controlled pressure with hardened jaws, the machine enables technicians to reshape curved or damaged sheet metal without cutting or welding.
Shrinking function: compresses the metal, making the panel curve inward.
Stretching function: expands the metal, making the panel curve outward.
This dual functionality makes it one of the most versatile tools for accident repair, restoration, and custom automotive fabrication.
Dual-purpose capability – Shrinking and stretching in one machine.
High precision forming – Accurate shaping of body panels without distortion.
Manual or powered operation – Depending on workshop needs, machines can be lever-operated or foot-pedal/pneumatic powered for efficiency.
Durable hardened jaws – Long-lasting, wear-resistant tooling suitable for continuous use.
Versatility – Compatible with steel, aluminum, and stainless steel sheets.
The shrinker/stretcher machine plays a critical role in restoring vehicles after a collision. Rather than replacing entire panels, skilled technicians can save time and cost by reshaping existing panels. Common applications include:
Fender repair: reshaping curved wheel arches damaged by accidents.
Door straightening: correcting bends, dents, and misaligned edges.
Roof restoration: repairing crushed or warped roof sections.
Hood and trunk repair: restoring correct curvature and alignment.
Edge forming: adjusting door frames, window channels, and panel edges.
By using controlled shrinking and stretching, technicians can recreate the panel’s original contours with minimal filler and reduced welding, leading to stronger and longer-lasting repairs.
Faster repair times – Minimize downtime and labor costs.
Better precision – Maintains panel integrity and factory-like finish.
Reduced material waste – No need to replace entire panels unnecessarily.
Cost-effective – Saves customers money by repairing rather than replacing.
Environmentally friendly – Reduces scrap metal waste.
Beyond accident repair, shrinker/stretchers are invaluable for vehicle restoration and customization projects. Classic car restorers, hot rod builders, and custom fabricators use these machines to recreate discontinued panels, fit aftermarket body kits, and achieve perfect alignment for one-of-a-kind designs.
Throat depth: 160 mm – 200 mm (depending on model)
Maximum sheet thickness:
Steel: up to 1.5 mm
Aluminum: up to 2.0 mm
Operation: manual foot pedal or pneumatic drive
Interchangeable jaws for shrinking/stretching
The machine is designed with operator safety and efficiency in mind. Unlike heavy welding or hammering processes, a shrinker/stretcher requires minimal physical effort and reduces the risk of panel overheating. Even relatively inexperienced technicians can achieve professional results with a short learning curve.
Perfect for collision repair workshops looking to increase efficiency.
Essential for automotive restoration specialists who need precision forming.
Reliable for custom metal fabrication where unique curves and edges are required.
By investing in a shrinker/stretcher machine, body shops can expand their repair capabilities, improve customer satisfaction, and reduce the need for costly panel replacements.
The Shrinker/Stretcher Metal Forming Machine is a must-have tool for modern auto body repair and restoration. Its ability to quickly restore deformed metal panels—such as doors, fenders, roofs, and hoods—makes it an indispensable part of accident repair workflows. Offering speed, precision, and versatility, it ensures that vehicles can be returned to their original shape efficiently while maintaining structural integrity and visual appeal.
Whether for professional collision repair centers, restoration workshops, or custom car builders, the shrinker/stretcher remains one of the most reliable and cost-effective solutions for metal forming tasks in the automotive industry.


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