Unique card design, fixed firmly, not afraid of falling. Quick release button, press to quickly adjust the clamp distance. Front metal bar for easy tightening and fine-tuning to clamp objects. The opening size can be adjusted according to the thickness, suitable for holding different thickness of plate. International buyers please note: a.The item "4Pcs 24-36'' Heavy Duty Quick Release Slide Wood Clamp Woodworking F Bar Clamp" is in sale since Thursday, March 29, 2018. This item is in the category "Home & Garden\Tools\Hand Tools\Clamps & Vises". The seller is "ecamonline2012" and is located in HK. This item can be shipped worldwide.