Description: Usage: It helps woodworkers clamp in a variety of situations, including miter, rabbet, splices, wide angle, and acute angle. Surface allows force to be applied at any angle, and with pinpoint precision. In addition to handling virtually any miter, these easily clamp notoriously difficult joints, such as scarf joints, bevels and mortise and tenon joints where the tenon extends through the mortise. Perfect for clamping simple ninety degree joints on large assemblies when you don't have a clamp that's long enough. Can be used to help woodworkers clamp a wide variety of joints common to woodworking and construction. Specification: Material: Aluminium alloy Color: As Pictures Shown Size: Approx. 12x 2.5x 2.5cm/ 4.72x 0.98x 0.98inch Screw: Approx. M8x100mm/0.31x3.94" Handle: Approx. 30mm/1.18" Sliding block: Approx. 25x25mm/0.98x0.98" Package Includes: 1 Piece Universal Clamping Blocks Clamp 1 Piece Threaded Screw 1 Piece Plastic Round Handle 1 Piece Aluminum Alloy Sliding Block Note: The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test