The A620 short drill is available in a range of metric sizes.It has a 130 degree point angle which helps keep the drill centered on the hole and reduces the amount of downward force needed to cut the workpiece.The bronze finish stops workpiece material from sticking to the cutting edge of the tool.The A620 is manufactured from premium High Speed cobalt and can be used to machine a wide variety of materials, being particularly suited to drilling stainless steels