Presidents have the Constitutional power and DUTY to revoke the Presidential Commissions of Judges whose conduct is bad.
A Judge whose 'commission' is removed has no office or judicial authority. He remains a judge without an office/bench. A judge whose commission is revoked has no legal authority to function as a judge
Article 2, Section 1 The Executive Power is vested in the President. The power to administer the duties of a chief executive is vested in the President. This includes all the powers historically necessary to manage (appoint and commission) personnel resources.
Article 2, Section 3: Provides the President with the power to TAKE CARE the laws be faithfully executed and to Commission ALL federal officers. The power to COMMISSION ALSO INCLUDES the authority to revoke, justices whose conduct on the bench is BAD can be removed... using the President's authority to vacate/revoke a judge's commission to hold federal office. Impeachment is not necessary.
A Judge whose commission is removed has no office or judicial authority. He remains a judge without an office/bench. A judge whose commission is revoked has no legal authority to function as a judge