These 30mm diameter, 400 grit Aluminum Oxide PSA discs come 150 in a box. Made in Japan. Use with holder (850-2241, not included but sold separately) for use with any of our Surface Air Grinders which accept a 7mm screw shaft. To use with other handpieces, consider purchasing our 510-0270 which has a 3mm shank.
| Country of Origin | Taiwan |
| Diameter | 30mm |
| Grit | 400 |
| Package Size | Pkg. of 150 |
