... offer:HSS Circular Saw Blade,Slitting Cutter, Small Saw Blade,Cold Saw Blade,Circular Saw Blade,Thin Saw,Alloy Saw Blade,Side And Face Milling Cutter,Saw Balde For Cutting Pipe/stainless ,Metal Slotting Saw,ZhengChao Saw Blade.Material ... the most common surface treatment for circular saw blades. The steam treatment creates a hard oxide layer on the blade and is the simplest ...