Abstract: A clamping device has a first and a second clamp for holding several workpieces together in a predetermined configuration and guides for allowing fasteners to be accurately positioned for holding the workpieces together once the clamping device is removed from the workpieces. The clamping device includes a body and the first clamp includes first and second arms and a device which selectively and positionably mounting the arms relative to the body and the second clamp includes a member and a device for mounting the member relative to the body and for selectively positioning the member relative to the first and second arms. Further the guides means includes first and second guides secured to the first and second arms.