3M Lapping Film Sheets Grit:4000 Grit BANDUST technology binds fine particles

BANDUST technology binds fine particles without altering investment performance

Suitable for new jewelry fabrication or clasp replacement work

0mm) 2B-69 Platinum 1

Bodies are machined from class "A" brass bar stock and built using state-of-the-art manufacturing equipment

these files offer the precision control required for the most demanding metalsmithing and instrument work

3M Lapping Film Sheets Grit:4000 Grit BANDUST technology binds fine particles3M Lapping Film Sheets feature tightly graded aluminum oxide mineral coated on a 3 mil polyester film backing for precision, uniform finishing. Designed for controlled scratch refinement, these sheets are ideal for fine metal finishing and detail work when cut into strips and applied to sticks, glass, or other flat tools. Features Tightly graded aluminum oxide abrasive for consistent surface finishes 3 mil polyester film backing for flat, stable