China Factory Formwork F Type Builder Clamp

The builder clamp (F-clamp) is an essential tool for woodworking, metalworking and general construction. It is named for its F-shaped design and has a long bar that allows for a large clamping range.



Formwork Builder Clamp Factory

 

The construction bar clamp consists of a hooked steel bar and a loose but secure clamp. It has a simple design, does not require bolts or nuts, and is highly self-locking. It is used to clamp the formwork wood strips from two opposite sides and is easy to assemble and disassemble.

As a powerful supplier of construction clamps, AJ Building provides you with products of different sizes and materials. All products are inspected to ensure quality. Contact us for a quote!

 

 

Specification

 

  • Attribute: Details
  • Length: 400–1500 mm (adjustable range)
  • Width: 25 mm / 30 mm
  • Thickness: 6 mm / 8 mm
  • Radius Options: 50/60/80/100/120 mm (for curved formwork)
  • Material: Hook-headed steel rod + tension clamp

 

 

Key Features of an F-Clamp

 

✅ Adjustable Jaw – Slides along the bar to fit different workpiece sizes.

✅ Deep Throat – Reaches further into projects than a standard C-clamp.

✅ High Clamping Force – Tightens securely with a screw mechanism.

✅ Durable Construction – Typically made of steel or heavy-duty plastic.

✅ Non-Marring Pads – Some models have rubber tips to protect surfaces.

 

 

 

Pros & Cons

 

Pros

Cons

Strong, even pressure

Bulkier than spring clamps

Wide clamping capacity

Can be heavy for some models

More stable than C-clamps

Requires two hands to tighten

 

 

Common Uses

 

¤ Woodworking: Gluing panels, cabinets, or furniture.

¤ Metalworking: Holding parts for welding or fabrication.

¤ DIY Projects: Securing materials during assembly.

¤ Carpentry: Aligning frames, doors, or trim.

 


Product Tags Builder Clamp          Formwork F-clamp          OEM bar clamp         

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