This 4-up PCD tooling is designed for aggressive concrete stock removal as well as coatings, glues, mastics, and other floor covering adhesives.  This tooling can be used with any of National's Planetary Grinders.

The 9557 PCD is sold individually.  To build a complete set for your grinder you will need to purchase 6 - #9557 PCDs, 6-#9521 Holder, and 6 - #9550 screws. 

This 2-up PCD - 1/2 round tooling is designed for removal of heavy stock, adhesives, thin set and epoxies.  It is designed to work with any of National's planetary grinders.

The 9556 PCD is sold individually.  To build a complete set for your grinder you will need to purchase 6 - #9556 PCDs, 6-#9521 Holder, and 6 - #9550 screws.

This 2-up PCD - micro tooling is designed for removal of heavy stock, adhesives, thin set and epoxies. It is designed to work with any of National's planetary grinders.

The 9555 PCD is sold individually. To build a complete set for your grinder you will need to purchase 6 - #9555 PCDs, 6-#9521 Holder, and 6 - #9550 screws.

This 1-up PCD - 1/2 round tooling is designed for removal of heavy stock, adhesives, thin set and epoxies. It is designed to work with any of National's planetary grinders.

The 9554 PCD is sold individually. To build a complete set for your grinder you will need to purchase 6 - #9554 PCDs, 6-#9521 Holder, and 6 - #9550 screws.