13 Pcs Titanium Combination Drill And Tap Bits Set, Sae/Metric Thread Tap Drill Product Features Perfect Match: Contains SAE 6-32nc, 8-32nc, 10-24nc, 10-32nc, 12-24nc, 1/4-20nc; Metric M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1, M8 x 1.25, M10 x 1.5; 1 x quick change adapter to maximize efficiency and make it easy to choose the right size Unique Design: Our titanium combination drill and tap bits set adopts self-centering design, no need for auxiliary center drilling or center punching. The fluted pattern helps remove chips and debris from the drill bit, reducing friction and heat, resulting in a faster, cooler drilling process that is easier for you to use High-Quality Material: The bit tool is made of high-quality high-speed steel, with good wear resistance and strong cutting ability. Titanium coating on the combination drill tap bit surface provides longer bit life to the product by resisting heat build-up Easy to Use: Our spiral flute tapping tool set are equipped with special storage boxes, which are convenient for you to store, and each drill is marked with the size, which is convenient for you to find the size you need Wide Range of Applications: Our spiral flute tapping tool set are suitable for drilling, tapping, deburring wood, plastic, iron, aluminum, copper, soft metals and other materials, and the 1/4 inch hex shank is suitable for most power tools , such as, electric drills, bench drills, drilling presses and tapping machines, etc. 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!