Forstner Drill Bit Set 16Pcs 15-35Mm Punching Bit Wood Slabs Flat Wing, 16Pcs Product Features ?Durability Design ?:The bit includes a center point which guides it throughout the cut and incidentally spoils the otherwise flat bottom of the hole. ?Precisely Cut?:The cylindrical cutter around the perimeter shears the wood fibers at the edge of the bore, and also helps guide the bit into the material more precisely. ?High Quality?:Made from high quality carbide tungsten steel and being hot-treated,sharp edge,high hardness, accurate positioning,high precision,smooth cutting,impact resistance,high toughness.more smooth,less noise. ?Application??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.Perfect used for drilling precision holes in most of different types of wood, such as drawer, mounting spherical door shoot tip, perforation on wood products, and plastic products etc. ?Various Sizes?: 15mm(19/32"), 16mm(5/8"), 17mm(43/64"), 18mm(45/64"), 19mm(3/4"), 20mm(25/32"), 21mm(53/64"), 22mm(55/64"), 23mm(29/32"), 24mm(15/16"), 25mm(1"), 26mm(1-1/16"), 28mm(1-1/8"), 30mm(1-3/16"), 32mm(1-1/4"), 35mm(1-3/8"), which can meet your various needs in this professional set,drill clean flat bottom holes with no chipping,perfect to enlarge existing holes and bore any arc you need. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!