85mm Hole Saw for Wood Bi-Metal Circular Drill Bit for Plasterboard, Plastic, UPVC, Fiberglass

The hole circular saw is made of M42 high speed steel, sturdy and abrasion resistant. With high wear resistance and high impact resistance, it would provide a long service life. Clean cut: thanks to the increased hardness of the carbide technology and the optimised tooth geometry, it provides a fast and precise cutting speed. Thus, our perforated cutters cut wood or plasterboard quickly and cleanly, leaving only a smooth edge. Wood Chip Removal: The pre-drilled holes around the edges have a favorable effect on chip evacuation to improve the extraction speed of cylindrical wood chips in the hole. Wide application: The drill bit for cutting mild steel, stainless steel, cast iron, brass, aluminum, wood, etc., ideal for installing locks, knobs on doors and cabinets or for drilling large diameter holes through desks, etc. Necessary tool for carpentry decoration. Compared with conventional drills, less of the total amount of material to be discharged requires much less force, saving you energy and extending the battery life of your portable power tools.