Eclipse EOHBC18-HD Heavy Duty One Handed Bar Clamp and Spreader 18 Inch / 450mm The EOHBC18-HD is the 450mm / 18 Inch version in a range of Heavy Duty One Handed Bar Clamps and Spreaders from Eclipse. Made from high-quality aluminium for a variety of woodworking applications. Features: Lightweight aluminium body and carbon steel bar are strong and durable and can achieve a clamping force up to 300 kgf Ideal for heavy-duty work holding applications such as installation and demolition The quick-release insert trigger enables the clamps to be quickly positioned and released. Ergonomically designed soft feel pistol grip handle is comfortable to use Easy push-button system allows a quick change from a clamp to a spreader The removable pads stay fixed to the clamp giving an even distribution of clamping force across the workpiece protecting it from marking damage Specification: Clamping Capacity:  450mm (18\") Minimum Spreading capacity:  168mm (6 5/8\") Maximum Spreading Capacity:  660mm (25 7/8\")