5 DIFFERENT DRILL SETS: Make clean cuts with 15mm, 20mm, 25mm, 30mm and 35mm drill bits. Suitable for a variety of occasions, punching on wood products, plastic products, wood and plywood. (Please do not drill into metal)DEPTH STOP DESIGN: A depth stop can be fixed on the rod, which prevents you from drilling too deep, limited depth from 15mm to 45mm. You can also remove the stop for unlimited depth. Guided by the circular rim, it pierces all arcs in all directions. Curved design, the head effectively removes debris and works efficiently.CEMENTED CARBIDE: Constructed of titanium alloy steel for long lasting durability. High Speed Steel drills overlapping, oblique and countersunk holes in all types of wood, easy to drill hinge hole, cylinder hole, computer desk thread hole and furniture fixing domestic.DESIGN: The head provides visibility and stability during operation. The center spur of each drill bit guarantees precise drilling and prevents walking and wobbling during operation. Create perfectly round and precise holes with the center spur design.WIDELY USED: Suitable for drill press, hammer drill, table drill, vertical drill, the portable electric drill, the drill press and the mobile band drill. Can be used for punching wood products, mounted spherical door shoot tips, drawers, plastic products, wood, plywood, etc.Reliable and quality tools< /p> The versatile bits included in this set are constructed with tough high carbon steel to cut a variety of materials. They cut extremely smooth and clean flat-bottomed holes in all wood species, including thin woods or veneers.Perfect Size: 15mm19/32"), 20mm25/32"), 25mm1"), 30mm1-3/16"), 35mm1-3/8")< p>Precautions: Be sure to put on appropriate safety items for protection. Keeping cool or discontinued use will greatly extend the life of the drill.TIPS: Cannot be used to cut metal holes. Before drilling, make sure there are no nails or other metal objects in the wood to avoid damaging the bits.High quality tungsten carbide steel, curved design for optimized chip removalHigh quality tungsten carbide steel, special heat treatment technology, sharp edge, high hardness and durability.The design of the Cutter head arc improves opening speed, easy chip removal, and less dust and debris during cutting operation. Punching is clean, smooth, without broken edge.< p>Three-tooth cutter head with small incision resistanceThree-tooth cutter head design provides high sharpness, low cutting resistance and improved opening efficiency . The three-tooth design of the cutter head has high sharpness, small cutting resistance and improved opening efficiency. The sharp center spur accurately locates the center of your hole.Heavy duty blade, universal shankThe hex shank is made of solid hardened steel, high hardness. Can be used in hand drills and drill presses.WIDELY USEDSuitable for drilling holes on all wood and wood products, processing and maintenance of wood, the production of models. Can easily enlarge existing holes and drill any arc. Drills flat bottom holes, pocket holes and overlapping holes.Ideal for boring concealed hinges and door locks. The cemented carbide tip is designed to cleanly cut the hole. Can be used for punching wood products, mounted spherical door shooting point, drawer, plastic and wood products, plywood, etc.Suitable for bench drill , the vertical drill and the electric hand drill, the stand motor drill, etc.Scope of delivery: 5 pieceslucky meet