Jorgensen 4-Pack Steel Bar Clamps Set, 6-Inch (2) 12-Inch (2), For Woodworking Product Details The throat depth is 2-1/2 inch, the maximum opening capacity is 6-inch and 12-inch and the Normal load limit is 600 lbs. Sliding head design makes this style fast acting: the sliding head is threaded to accommodate the screw with large easy grip handle and swivel pad. Multiple-Disc-Clutch design consist hardened plated steel clutch disc and one spring which allows the sliding head to hold securely at any point along the bar. With soft and durable plastic pads, steel bar is plated to be rust resistant and the iron castings have an orange baked enamel finish. Designed for all types of medium-duty clamping, and Ideal for hobbyist, carpenters, woodworkers, metalworkers and professional trades people of all types. 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.