Metric Carbide Thread Milling Cutters Threading End, 5Pcs D3.15Picth0.5-0.8 Product Details Material: Carbide; Coating: DLC coating Packing quantity: 5pcs?Diameter: 3.15mm; pitch range: 0.5-0.8mm Metric thread, thread angle 60 degrees Sharp edges, passivation, in the case of ensuring the cutting space, the use of large core diameter design, greatly enhance the rigidity and impact resistance of the tool. Suitable for copper alloy, aluminum alloy and other materials processing. Suitable for high-speed machine tools such as CNC machining centers and engraving machines Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.