4 pcs 90 Degree Right Angle Miter Corner Clamp 3" capacity Picture Frame Holder Woodwork

Material: Aluminum Alloy with steel screw.Clamping range: 3 inch;Compatible: Fit for Woodworking, fish tank fixing, Picture Frame reinforcement, etc.;This clamp is constructed of durable aluminum ally with steel threaded vise screws and two countersunk mounting holes for permanent installation on the bench.;90Ã'° right angle clamp, holds joints at a 90 degree angle, whether you're simply gluing or using fasteners, this miter style clamp will hold stock firm and square at an exact 90 degrees .It can also be used for 45 degree sawing. Great for picture framing and wood working.Independently adjustable jaws. Pre drilling mounting holes to allow fixing to work surfaces.;Holds work of different widths at one time, maximum clamping range 3 inch or 7.5CM.Generally 4 right-angle clamps all together to use.Note: When gluing two boards do not over tighten the joint forcing the glue out of the joint - this will cause a weak joint and you could break or pull the washer out of the clamp.