Robert Sorby # 767 9" Long x 3/4" Diameter Internal Tool Rest Cross Bar for Modular Tool Rest System Modular tool rest system enables the turner to build up a collection of tool rests without going to great expense Made from precision ground polished and hardened allow steel 9" long x 3/4" diameter internal tool rest cross bar Stems interface with 6 different rests: 4", 6" and 9", internal and external curves and a box platform Made in England by Robert Sorby