DONGCHENG HD071303 63 x 450 mm Quick Bar Clamp-One-hand quick clamping with a long 450 mm opening for large panels, doors, and wide assemblies.
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The DONGCHENG HD071303 Quick Bar Clamp has a 450 mm jaw opening and a 63 mm throat depth. It is made for carpenters, furniture makers, joiners, and DIY users who need to clamp, hold, and release quickly on bigger work. The sliding arm moves along the bar, and the trigger-style handle lets you tighten with one hand while the other holds the work in place. The 450 mm opening handles wider panels, doors, tabletops, and larger frames than the 150 mm (HD071301) and 300 mm (HD071302) models, while keeping the same fast, one-hand operation.
Key Features
- One-hand operation: quick positioning and tightening, so your other hand stays free to hold the work
- 450 mm jaw opening: suits large panels, doors, tabletops, and wide assemblies
- 63 mm throat depth: a good reach in from the edge of the workpiece
- Quick release: [confirm, e.g. release trigger / button] for fast repositioning
- Pads: [confirm, e.g. non-marring soft pads] help protect the surface
- Easy to handle: comfortable for extended use
- Trusted brand: made by DONGCHENG, known for professional-grade tools
Application
- Holding large boards, doors, and panels during gluing
- Test-fitting joints and larger assemblies
- Furniture, cabinet, door, and frame assembly
- Tabletop and shelf glue-ups
- Securing workpieces to a bench for drilling or sawing
- DIY, workshop, and general-purpose use
Technical Specifications
| Parameter | Specification |
| Brand | DongCheng |
| Model Number | HD071303 |
| Tool Type | Quick Bar Clamp / Spreader |
| Clamp Size (Throat Depth x Length) | 63 x 450 mm |
| Max Clamping Force | 70 KGS |
| Iron Ruler Dimensions (Thickness x Width) | 5 x 18 mm |
| Operation Mechanism | Ratcheting pistol trigger with quick-release button |
| Packaging Type | Packed by label |
Safety Note:
Do not exceed the rated load. Quick bar clamps are meant for light-to-medium holding, so do not use them for heavy pressing or lifting. Do not use as a hammer or extend the handle for extra force. Check the bar and trigger mechanism for wear before use. Wear eye protection when clamping parts for cutting or drilling.

















