Harfington Chucking Reamer 13.8Mm H7 C1/K30 Carbide Tip Precision Straight Product Details Size - Cutting diameter: 13.8mm / 0.543"; accuracy class: H7; cutting flute length: 18mm / 0.71"; shank diameter: 13mm / 0.51"; 120mm / 4.72"; cutting direction: right hand Material - C1/K30 tungsten carbide is a tungsten-cobalt carbide with an average cobalt content of 6%, high hardness, good toughness, wear resistance, high heat resistance, and anti-sticking. Carbide can run at higher speed than high-speed steel. Features - Straight flute reamers allow chips to collect in the flutes when cutting. Well suited for most applications in shallow cuts. Suitable for use in through holes or holes without interruption, such as keyways. Applications - Widely used for processing, and bore machining. Designed for accurate reaming in stainless steel, aluminum, cast iron, copper, alloy steel, die steel, tool steel, plastic, wood, etc.. Great for light cut, repair work, or simply for enlarging holes. Notes - Use on all types of equipment including screw machines, turret lathes, drill presses and machining centers. Always keep reamers clean, and used with machine oil for long service use. Should held in a good-quality toolholder. 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.