Thank you for viewing! ( ¨̮ ) For Lathe Tool Holder 5/16-24 x 16 2 pieces 1. The set screws are made of carbon steel with sufficient strength. 2. The surface of the screws has been treated with black oxide for greater durability. 3. Suitable for carbide insert CNC lathe holders. 4. Before purchasing, please check if the screw size fits your turning tool holder. Screw Type: Set screw Material: 12.9 Carbon Steel Pitch: 1 Screw: 5/16 Length: 10 mm Inner Hole: 4.0 Hexagon The item has been opened once for inspection, so it is listed as unused. ★ Immediate purchase is welcome! No need to ask to buy! Purchase at midnight is OK! ★ For bulk purchases, we will discount 100 yen from the second item! Please comment before purchasing. ＊ Free shipping ※ Please check the actual photos for the condition of the product. The item will be shipped in simple packaging using materials available at home! Thank you for your understanding. m(_ _)m Please be sure to read the profile! Also, if there is a problem with the product, please contact us before giving a rating. 1-50