Product Review

Lapping Films are the alternative to sharpening stones. You can buy online a lapping film of virtually any grit, but what makes lapping films unique is ultra-fine versions. 3M Lapping Films are PSA-backed (pressure sensitive adhesive) and should be attached to empty blank by customer at his own discretion. One pack contains 10 pieces of 3M PSA Lapping Films. Grit of 3M Lapping Films is specified as average grain size in micron.