- Used to calibrate the carbon monoxide (CO) monitors in the 3M™ Portable Compressed Air Filter and Regulator Panel 256-02-00, 256-02-01 and 3M™ Retrofit CO Monitor Kit W-2808.
Used to calibrate the carbon monoxide (CO) monitors in the 3M™ Portable Compressed Air Filter and Regulator Panel 256-02-00, 256-02-01 and 3M™ Retrofit CO Monitor Kit W-2808.

3M 33780, 641WY 1/4" X 24", 400 Mesh Diamond Cloth Belt, 7010534915
3M 21543, Scotch-Brite Roloc Clean and Strip XT Pro Extra Cut Disc, TR, 2 in x NH, A XCS, 7100179815, 60/box
3M 33349, 641WY 1/4" X 24", 220 Mesh Diamond Cloth Belt, 7010534919 
