This seller refurbished 3-D type valve seat cutting tool includes both a ball head and driver. It is designed for precision machining of valve seats, suitable for automotive mechanics or engine rebuilders. The tool is intended for shaping and cutting valve seats to ensure proper sealing. Free shipping is available for this item. Note that it is sold in refurbished condition, which has been restored to working order by the seller. For detailed specifications like material composition or exact dimensions, please check the full listing, as some important details may not be included here. This tool offers a practical solution for engine maintenance or repair tasks. 3-D TYPE VALVE SEAT cutting tool ball head & driver. Condition: Seller refurbished, Made in United States. Listed at 300.00 USD. 3-d type valve seat cutter tool holder and drive unit. this comes as seen in pictures it is 3/4" drive unit with a .375 pilot tool holder. this won't break it is all stainless steel!! thanks for looking. this tool uses pilots with 3" to 3.500" pilot top. page 4 in 2026 Goodson cat. ALL you need is a carbide cutter & pilot that is your size and a bounce spring. These tools are pre-run to make sure they are right