Wolfride Spiral Point Tap Set Metric And Standard Tap Drill Bit Set, 7Pcs Product Details Wolfride Spiral Point Tap set Metric and Standard Tap Drill Bit Set Threading tool M3 M4 M5 M6 M8 M10 M12 (7Pcs) 7pcs taps in different sizes, meet your different demand. Standard coarse thread, M3*0.5, M4*0.7, M5*0.8, M6*1.0, M8*1.25, M10*1.5, M12*1.75. Made from HSS 6542, treated with nitriding technique, better wear resistance. Spiral point tap, chip removal forward, perfect for through hole tapping, not use on blind hole. Used with machine or manual equipment, suitable for low-carbon steel, thin stainless steel, aluminium and so on, not for high hardness material such as High-Carbon Steel, etc. 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.