13 DOWEL PINS, SCREWS, AND STRIPPER BOLTS (A BOLT USED IN THE CENTER OF A COIL SPRING IN A STRIPING MECHANISM IN A PRESS OR USED TO JOURNAL A PULLEY AND OTHER WORK, SAID BOLT HAVING A HEAD, A SOMEWHAT CYLINDRICAL SHANK PORTION, AND A REDUCED THREADED PORTION THAT SCREWS INTO A CASTING OR OTHER SUPPORT