Advantages This drill grinder is a special equipment for resharpening drills. The geometric forms and surface roughness of drill resharpened can be guaranteed by high rigidity, accurate positioning and rational structure of this grinder. According to Some users investigation the cost to buy this machine can be paid off within one month by saving 3 or 4 working hrs a day through reducing wear of drill, grinding wheel, etc^ Taking into consideration of that a standard reground drill can improve working speed and quality, its economic benefit will be greater than above mentioned.
