Micro-Mini Test Kits, Grind-O-Flex MMC

Features: Ideal for fast polishing and light deburring of internal holes or grooves as small as 1/2 in | Flexible cotton backing for superior conformability and life | Wheels are designed with the steel shank as an integral part of each wheel for better balance and quick changes on air tools that have a collet design | Includes five wheels, 3/8" to 1-3/16" diameter in various grits, mounted on a 1/8" diameter hardened steel shank