This counter-rotational meta bond diamond is the #3 step in the process. The 501222-H is a metal bond diamond that fits all of National's counter-rotational grinders and is intended for use on soft concrete.

This counter-rotational meta bond diamond is the #3 step in the process. The 501222-M is a metal bond diamond that fits all of National's counter-rotational grinders and is intended for use on medium concrete.

This counter-rotational meta bond diamond is the #3 step in the process. The 501222-S is a metal bond diamond that fits all of National's counter-rotational grinders and is intended for use on hard concrete.

This counter-rotational meta bond diamond is the #4 step in the process. The 501333-H is a metal bond diamond that fits all of National's counter-rotational grinders and is intended for use on soft concrete.

This counter-rotational meta bond diamond is the #4 step in the process. The 501333-M is a metal bond diamond that fits all of National's counter-rotational grinders and is intended for use on medium concrete.

This counter-rotational meta bond diamond is the #4 step in the process. The 501333-S is a metal bond diamond that fits all of National's counter-rotational grinders and is intended for use on hard concrete.

This counter-rotational polishing pad is the #4 step in the process. The 501444 is a Resin Polishing pad that fits all of National's counter-rotational grinders.

This counter-rotational polishing pad is the #5 step in the process. The 501555 is a Resin Polishing pad that fits all of National's counter-rotational grinders.

This counter-rotational polishing pad is the #6 step in the process. The 501666 is a Resin Polishing pad that fits all of National's counter-rotational grinders.

This counter-rotational polishing pad is the #7 step in the process. The 501777 is a Resin Polishing pad that fits all of National's counter-rotational grinders.

This counter-rotational polishing pad is the #8 step in the process.  The 501888 is a Resin Polishing pad that fits all of National's counter-rotational grinders.