5pc Positioning Woodworking Drill Bit Set Woodworking hole opener 15-35mm Product DescriptionCan be used for drilling holes on wood and plastic products, furniture, door hinge. Used on cutting wood, plywood, solid wood boards, MDF, plastics, fiberglass etc.. Forstner drill bit is for ordinary purpose Double-layer curved design head, easier chip removal and more efficient perforation. Main Features EXCELLENT WORKMANSHIP : Selection of high quality alloy blade, hardened and tempered, carbon steel construction. Make blade more sharp and durable. Its head adopt curve design, to chip removal, perforation is more efficient. TOP QUALITY : Sharp edge, high hardness, accurate positioning, high precision, smooth cutting, impact resistance, high toughness. more smooth, less noise. MORE SIZE : 15mm, 20mm, 25mm, 30mm, 35mm (5/8-Inch, 3/4-Inch, 1-Inch, 1-1/8-Inch, 1-3/8-Inch). A variety of sizes to provide a choice. WIDELY USED : Can be used for wood products perforation, mounted spherical door shoot tip, drawer, plastic products, wood, plywood, etc. Suitable for pistol drill, bench drill, vertical drilling machine hand held electric drill, stand motor-driven drilling machine and mobile ribbon type magnetism drilling machine, etc. Note Due to manual measurements, please allow slight measurement deviations. Due to the different display and lighting effects, the actual color of the item may be slightly different from the color displayed in the picture. size10x5x2cmIncluding: 5x hole opener