File Insert, Diamond, Round, Grit 400 (blue-green)

Diamond File inserts made of diamond-impregnated ceramic fibres. Sharing the same properties as their equivalents made of pure ceramic fibres, files impregnated with diamonds guarantee rapid, excellent results when polishing, grinding or filing. Very long-lasting. Perfect for all materials harder than HRC 57 (stainless steel, titanium, and so on). Round Ø 3,0 × 50 mm.