58Pc T-Slot Clamping Kit Mill Machinist Set, 1/2 Table Slot 3/8-16 Stud Size Product Details Made of high quality casting steel for long life and increased durability. All parts heat treated. Each clamping kit includes: studs step block pairs T-nuts flange nuts coupling nuts and end hold-downs, T-slot cleaner and Tightening Wrench. 24 Studs: 4 each of length: 3"-4"-5"-6"-7"-8" 6 T-Nuts to fit your machine 6 Flange Nuts 4 Coupling Nuts 4 Flanged Nuts 6 Step Blocks 6 Step Clamps and 1 wall rack,1PC Each T-slot cleaner and Tightening Wrench This Set Fits 1/2-Inch T-slots and Includes 3/8-Inch studs 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.