3M MICROFINISHING FILMK-4400-12
NEW 4" DIAMETER NOW AVAILABLE!
Great for SHAPING polymer clay (plastics) and PREPARING metals for a high polish. Leaves a very fine finish at the last step (9 micron). It cuts fast and gives precise, consistent finishes. Follow up with a FELT DISC and COMPOUND for a quick and easy polish.
JEWELRY: Sand and prepare polymer clay pieces for a high polish. Also sands soft metals, castings, etc.
AUTOMOTIVE: Finely sand painted or primed spots, metallic powertrain components (gears, cams, valves, etc…)
WOODWORKING: Works great for smoothing out and sanding wood. Sharpen & hone chisels, turning tools and carving tools.
High-strength polyester film backing coated with premium, micron-graded mineral particles that are electrostatically oriented for greater cutting efficiency, and resin-bonded for increased durability.
Available in 2 diameters (3 inch and 4 inch) in the following grades:
60 micron (260 grit) Clear w/ Brown Text
30 micron (380 grit) Clear w/ Green Text
15 micron (800 grit) Clear w/ Orange Text
9 micron (1000 grit) Clear w/ Blue Text