Dynabrade USA No. 52218 .5hp 7 Degree Offset Gearless Long Shank Die Grinder 20,000rpm Expert I am told they were

I am told they were made in the 1940s

2 knife-form sides with angle of 40°

featuring exceptional flatness and ideal surface roughness

The toolbar is 3/8" X 3/4" with a slightly curved neck and is 7-1/2" long

Dynabrade USA No. 52218 .5hp 7 Degree Offset Gearless Long Shank Die Grinder 20,000rpm Expert I am told they wereDynabrade 52218 . 5 hp 7 Degree Offset Die Grinder 20,000 RPM, Gearless, Front Exhaust, Long Shank, 1 4" Collet High Quality Air powered Die Grinder 7 Degree Offset, Short Shank, Gearless Gearless for reduced maintenance and downtime. Includes 1 4" (50013) collet ( other sizes are available from the manufacturer) and wrenches Premium USA Made quality !