Sash clamps are useful woodworking tools designed to firmly grip and hold workpieces together during gluing, assembly or other processes where a strong consistent pressure is required. They consist of a long metal bar or beam typically made of steel or aluminum with adjustable jaws at each end. These jaws can be tightened or loosened using a screw mechanism or a handle allowing for precise control over the clamping pressure.

These clamps are commonly used in carpentry, cabinetry and furniture making where precise alignment and secure bonding of large pieces are essential. Their long reach and sturdy construction make them particularly useful for joining longer sections of wood such as door frames, window sashes or tabletops. The adjustable nature of sash clamps also makes them adaptable to a wide range of project sizes and shapes accommodating everything from small delicate pieces to larger bulkier structures.

In addition to their primary function in woodworking, sash clamps can also be utilized in metalworking, welding and other fabrication tasks where holding pieces securely in place is necessary. They offer a reliable solution for ensuring that materials are firmly bonded or aligned during the assembly process ultimately contributing to the overall quality and durability of the finished product.