Does one sit up for upgrading your 3D printer / CNC router or an engraving / chopping machine you may have?Blue This can be the bigest peace of junk won't work lick it adv not worh the $ 169.00 I paid for it .I've tryed to mail e mail this is the 4 time deliver my a reimbursement to me ASAP my e-mail deal with [email protected] with FOBA