Dewalt Drill Bit Set, 21-Piece, 135 Degree Split Point, 31 Degree, Dwa1181 The DEWALT Black Gold Metal Drill Bits feature a black and gold coating for preventing rust. The tapered web design provides extreme durability to resist breakage. The bits feature a 3-flats shank to reduce spin-out in the chuck. The Black Gold metal drill bits are made of heavy-duty High Speed Steel for drilling into a variety of materials including plastic, wood, and metal. Each bit features a 135 split point tip design to help reduce walking. Product Features DEWALT 21-pack black oxide twist drill bit set is ideal for general-purpose drilling materials like metal, hardwood, softwood, PVC and fiberglass Parabolic flute design increases chip ejection in metal and wood drilling applications Black oxide coating helps resist corrosion and increase durability, so your drill bits last longer 135 Split-point tips drill on contact and prevents walking on the hard surface you?re working on 31 Helix reduces over aggressiveness of true parabolic flute, making it ideal for drilling deep holes 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!