5/16" x 1-1/2" x 25" M3+ HSS Corrugated Moulder Knife Steel Grade_Carbide Great for most long runs

Great for most long runs in soft or hardwoods

two pockets for profile knives (9100 style)

do not pressurize heads on an undersized spindle

Cutting Length - 12

This line of steel is great for most hardwoods and can triple tool life in wet woods that contain tannic acids (oak

5/16" x 1-1/2" x 25" M3+ HSS Corrugated Moulder Knife Steel Grade_Carbide Great for most long runsSteel Grade M3+ HSS Thickness 5 16" Width 1 1 2" Length 25" Brand Titan Knife M3+ HSS High Speed Steel: M3+ HSS offers up to 100% longer tool life over M2 HSS. This super alloy steel is great for long runs or on tough hardwoods. M3+ HSS contains high levels of Vanadium, Tungsten, Molly, and Chromium for extended wear life. Treated to 66 Rc hardness which is one of the hardest HSS offered. Knife corrugations are 16 per inch at 60 degree angle.