For sale is a NEW WELDON HOLDER AND USED WELDON AIR BEARING THE SPINDLE HAS NEVER BEEN USED, THE BEARING HAS BEEN USED VERY LITTLE WELDON HOLDER OUTSIDE DIAMETER 1.6875" INSIDE DIAMETER 1.250" WORKING SURFACE 14" OVER ALL LENGTH 16" AND WELDON AIR BEARING FOR END MILL SHARPENING FIXTURE OUTSIDE DIAMETER 2-1/8" INSIDE DIAMETER 1.6875" OAL. 5-5/8