Vacuum Brazed Diamond Grinding Wheel 3" (75mm) dastra resin and hardener should remain

resin and hardener should remain usable for several years

Size 0 & 3 Heads

Proprietary 3M™ Ceramic Abrasive Grain blend provides high degree of finish quality throughout the life of the disc

Durable yet lightweight ABS plastic

It is cast iron

Vacuum Brazed Diamond Grinding Wheel 3" (75mm) dastra resin and hardener should remainWith Vacuum core bonding technology these wheels last longer and cut faster than most other abrasives. Accesses hard to reach areas Great for Stones of all types For use with straight and right angle die grinders for grinding, deburring, surface prepping and more. 3" Diam. 3 8" Arbor with 1 4" Shank Adapter 30,000 rpm Max.