RECTIFY Master protects your privacy. Personal data such as e-mail, shipping address, identity, payment details, login authentication will be kept secret. None of this data will be shared by us with other companies for marketing or whatever similar purposes. It will be used by us to serve customers and provide them information or support. By contacting R.M. you agree that we may use your e-mail to answer to your requests. We may use authentication and logs (this data does not contain personal information) to improve our service and home page. Such data, even if basically anonymous, will be protected and kept secret as well. Our internet site also uses web analytics software like Google Analytics or similar.


​There is no public "Sign in" option to this site. We don't have a Newsletter service as well. If you want to stay updated, please check our homepage regularly. "Login" to the Online Manual used to be only for buyers/owners of original R.M.KATANA, R.M.LITE, FRETRAIL, UNDESTRING Fret Leveling Kit and R.M.BUZZ-Killer. Now the "How to use" section is public.


About Rectify Master

RECTIFY Master focuses on research and development of innovative and quality luthier tools. Setting new standards since 2010. With over 30 year experience. Beware of imitation.

TOKYO, Japan

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