Century Drill Tool 98900 Metric Tap And Die Set, 40-Piece, Steel Product Details Precision Cut Threads, Accurately Formed For Consistent, Exact Threading. Heat Treated And Tempered For File Hard Threads, And Longer, Useful Life. Designed For Hand Cutting Applications. For Use With Tap Wrenches To Cut Internal Threads. 75% Thread Engagement. Plug Style Is The Most Commonly Used Style Of Tap -3 To 5 Threads Chamfered. Heat treated and tempered for file hard threads, and longer, useful life Designed for hand cutting applications Plug style tap is the most commonly used style of tap - 3 to 5 threads chamfered at tip Set includes: 0" - 1/4" T-handle tap, 1/4" - 1/2" T-handle tap wrench, wrench, 0" - 1" adjustable tap wrench, 1" adjustable die stock, pitch gauge, screwdriver, 4-40 NC, 6-32 NC, 8-32 NC, 10-24 NC, 10-32 NF, 12-24 NC, 1/4-20 NC, 1/4-28 NF, 5/16-18 NC, 5/16-24 NF, 3/8-16 NC, 3/8-24 NF, 7/16-14 NC, 7/16-20 NF, 1/2-13 NC, 1/2-20 NF, 1/8-27 NPT taps and 4-40 NC, 6-32 NC, 8-32 NC, 10-24 NC, 10-32 NF, 12-24 NC, 1/4-20 NC, 1/4-28 NF, 5/16-18 NC, 5/16-24 NF, 3/8-16 NC, 3/8-24 NF, 7/16-14 NC, 7/16-20 NF,1/2-13 NC, 1/2-20 NF, 1/8-27 NPT dies 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.