3/4 square dull tips 3/4 square dull tips We are a manufacturer of tungsten carbide products. such as tungsten carbide tips, drill bits, saw tips, triangle tips, square milling inserts, YG8.2 square tips ,SS10 stone breaking tips, wooden working blade, coating inserts(Golden colour ),Grinding tips(Shining colour),cutter tips,strips, rods,tile cutting tools(bearing cutting wheel)etc………….