Convert Ordinary Screw Into Self-Tapping Screws
Any ordinary screw can be finely modified in to self-tapping screws, check http://tappex.co.uk/. The conversion process is an effortless technique. The normal screw is finely sanded and then there are few cutting edges created on it. Then there needs to careful cleaning of the chips and the shavings that are stuck to the screw after cutting.