ARCO / MOSSER HI-TECH PVD 5 in 1 BLADE 5 in 1 High-tech PVD finish (Physical Vapour Deposition) wears and lasts longer, runs smoother with improved cutting performance. Adjustable Blade SetArco/Bravura/Chromado Fine replacement blade set, precision ground high carbon steel, satin chrome corrosion inhibitive finish detachable blade fully adjusts to 5 cutting positions from #9, #10, #15, #30, and #40.