Contact Us Add to Favorite Welcome to Elegant Wings Contact Us Add to Favorite Fast Shipping Hassle Free Return Money Back Guarantee Authenticity Guarantee Watris Veiyi 5Pcs Counterbore Drill Bit Set, Hss-Al Straight Shank 4 Flutes End Item Description Specifications: Material: HSS-AL super-hard high speed steel Hardness: HRC65~68 Size:(Boot*Blade Diameter*Shank Diameter*Full Length) M3=3.2*5.9*6*45mm M4=4.2*7.4*6*48mm M5=5.2*8.9*6*51mm M6=6.2*10.4*8*58mm M8=8.2*13.4*10*67mm Weight: 128g(approx.) Package Includes: 1 Set(5pcs) x Countersink Mill Cutters Note: 1. Please allow 1-2mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. ?High Speed Steel?Made of HSS-AL hard high speed steel, with high toughness, abrasion resistance, high-speed cutting for the high hardness. ?Professional Tool?Mainly used to cut holes that allow bolts or screw heads to be screwed into. Can be processed directly or finely processed to the heat treatment tool. ?High Alignment Precision?The end mill cutter cuts hole and bottom hole with high alignment precision. Due to its high production efficiency, it is commonly used in the machining industry. ?Improve Efficiency?Reduce the time of changing tool, improve the efficiency of machine actuator movement, and save tool making time. ?Widely Use?Countersink drill bit set is suitable for grinding copper, aluminum, steel, cast iron, etc. Usually used for assembling on a milling machine. About us Customer service is our top priority! Please be sure to read the description thoroughly to make sure that this is the item you want before making a purchasing decision. If you have any questions about this item, please contact us via messages before placing your order. We make every effort possible to accurately describe and depict the items. Please be aware that slight variations in color may be due to differences in lighting and computer monitor resolutions. All items are in stock at the time of listing however, in the unlikely and unforeseen event that we are unable to fulfill your order through any of our networked warehouses, we will notify you as quickly as possible and offer you a 100% refund on your purchase. Thank you for shopping with us. We appreciate your business! Payment PayPal is our preferred method of payment. If you do not have a PayPal account, all major credit cards are gladly accepted through PayPal as the payment processor. PayPal offers great buyer and seller protection. Your order will be processed pending receipt of cleared payment through PayPal. Sales tax may be charged depending on your location. Shipping We provide fast, free shipping. Most items are shipped within 3-5 business days of receiving cleared payment. We ship to the lower 48 contiguous United States only. We do not ship to P.O. Boxes or APOs. Standard Shipping is ALWAYS FREE! You will be notified via messages as soon as your items ship. Special Notice for Freight Items: If an item ships via Freight (Truck) Delivery, a valid phone number will be required so that we can contact you to schedule delivery. The item may be delivered with curbside delivery. An adult signature will be required. Please be sure to have available help on hand to assist you with moving the item to the desired location in or outside of your home. Freight items must be inspected upon delivery. In the unlikely event that damaged is observed, you MUST refuse delivery and note the damage on the shipping receipt and send it back via the Freight carrier. Returns will not be accepted on Freight items after they have been delivered, inspected, and the driver has left the premises. Returns We offer a 30 day return/exchange policy for most of our products. You can request a refund if you are dissatisfied for any reason with your product. (Restocking Fee May Apply). Only factory defects are accepted as a reason for a return. In the case of factory defects, if available, we will replace the product for you. When returning an item, it must be in all of the original packaging and include all of the original accessories or items that came with it. The item and package should be in original and perfect condition. You will be required to cover shipping on the return of non-defective items. All returns MUST be done within 30 days of date of purchase. Please note that we cannot give refunds or replacements after the 30 day limit has expired. When sending in a return, please note that it can take up to 7 business days for the return to be processed. We do our best to process as quickly as possible. We are extremely fair, and in the rare event of something out of the ordinary happening with our products or shipping, we will gladly work with you to find a fair resolution.