CARBIDE TIP VALVE SEAT CUTTER 1.3/16 65 DEGREE + 4.5mm guide stem. CARBIDE TIP VALVE SEAT CUTTER 1.3/16" 65 DEGREE GUIDE STEM + 4.5MM THREAD 3/8-24 NF BLACK & DECKER,KWIKWAY,NEWAY PILOTS ALSO AVAILABLE AT OUR SHOP AND BAY WE ALSO MANUFACTURE PILOTS TO SPECIFICATIONS AND FOR INTEGRAL CARBIDE DRIVER CUTTING MACHINES SEATS SERDI, VANNORMAN, ROTLER, WINONA. GROUP REQUEST CONTACT US! DO NOT HESITATE TO ASK ANY QUESTIONS THANKS FOR WATCHING!.