After 15 years' efforts, Shanghai Sino-Max Tools International Trading Co., Ltd. has been specializing in manufacturing and supplying hand tools and hardware for over 15 years. Our products include HSS twist drill bits, masonry drill bits, woodworking drill bits, SDS hammer drills, diamond saw blades, jig saw blades, pliers, hammers and axes, knives, garden tools, measure tools, saws, wood chisels, hole saws, abrasive wheels, screwdrivers and bits, chucks, all types of drill sets and tool ...