Diablo Steel Demon, 2 Pack, 4" x 14/18 Tooth, Reciprocating Steel Blade, Ideal Cutting Thickness 3/32" To 5/16", Features Diablo's Liquid Metal Technology Which Through Sintering Process Liquefies & Forms The Edge Under High Temperatures For Unmatched Durability, Perma-Shield Non-Stick Coating Allows For Less Heat, Gumming & Corrosion.