Quick cutting, more precise, smooth, longer service life cuts up to 1~25mm thick material like stainless steel, high alloy steel, aluminum, castings, section steel, iron, copper and other hard alloys. plastic, wood, FRP and PVC. Note: Can not be used for concrete, tiles and stone. TCT hole Saw teeth designed with Three-blade,with outer blade, middle blade, inner blade, small incision resistance and no burrs during drilling. Opening neat, smooth, no broken edges, no tremor phenomenon, chip easily. ProductSiteLaunchDate : 2024-09-06T04:06:23.072Z Size : 30mm UnitCount : 1 UnspscCode : 27111500