How 'bout good an' cheap?am-dig.com(Americal Digital) has the Mitsu's but also has spindles of .18 cent spindle blanks called Taiyo Yuden.I have yet to have a failure and even use them as matering discs.They are so cheap because they are only rated to 4X.but the work greta for transcribing Lp's and doing double speed copies.