I have tried many variation of settings. i’m becoming very frustrated. i need help. i purchased the metal black laser spray. and i wasn’t able to do it on it .  i bought the tumbler from walmart in the crafts section.  when i wash off the white powder it all comes off.  no markings whatsoever  help me please  email me  csicairos07 @ g m a i l. c o m 

xtool m1 

carmen