QUICK & EASY OPENS - Allows for maximum quickness and ease in opening any small ceramic piece (1-5lbs of clay recommended) UNIFORM RESULTS - Delivers precise uniformity to bottoms, measuring 3/ 8" thick every time. Minimizes waste and frustration when bottoms are too thick or too thin. ACCESSIBILITY AID - Serves as a great accessibility aid to potters with mobility limitations PERFECT FOR CLASSROOM & PRODUCTION - Ideal for classrooms, production pottery studios, and community spaces WORKS WITH SPEEDBALL BATS - Designed to work seamlessly with Speedball plastic bats Developed in partnership with professional potter, Rich Brown, and inspired by tools and traditions of North Carolina production potters, the Speedball Boss Base allows for the ultimate ergonomic experience while delivering unmatched consistency and ease. Adding efficiency and precise results to any studio setting, the Boss Base will become your tool of choice to easily open your small cups, mugs or plates while ensuring a uniform bottom to every piece. Available in four vibrant colors (Red, Blue, Orange, Green); 3/8" size.