Oshlun Sbnf-045030 4-1/2-Inch 30 Tooth Tcg Saw Blade With 3/8-Inch Arbor For Product Details Our non ferrous metal blades have been designed with precision ground micro grain tungsten carbide tips and a triple chip tooth configuration. The specially formulated carbide lasts longer and leaves clean, burr free cuts in all types of non ferrous metals such as aluminum, copper, brass, bronze and even some plastics. WARNING: Never attempt to cut ferrous metals with these blades. It is recommended that you use a coolant when cutting non ferrous metals. Proper clamping devices should be employed. Fits: 4-1/2-Inch Saws Zero Degree Hook Angle Triple Chip Tooth Grind Professional Grade C-1 Carbide 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.