5Pcs, 27/64", Titanium Coated Drill Bits Material: 4241 High Speed Steel, Titanium Coated. High Speed Steel: Twist Design: Notice: Please keep cool and gentle using, the working life of the twist drill bits can be largely prolonged by proper usage. Product Features Titanium Coated: Classic 4241 High Speed Steel construction with Titanium Coating for proven capability and durability. Strength Hardness: Made with HSS 4241 steel, Rock wall Hardness Level HRC 60-62. Package Size: 5 Pieces in a plastic bag, Diameter 27/64 inch, Total length 5-3/8 inch, Working length 3-15/16 inch. Professional DIY Use: For use on metal, wood plastics, Not For Use On Concrete / Masonry / Stainless Steel. Perfect match for workshop or service vehicles. 135 Tip Twist Design: Increases cutting speed with self-centering and prevents walking, clears chips and particles faster. 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!