... in making all kinds of planner knife, 2.Flat, bars,round High speed steel(W18,W9,W6,W5,W2)Planer knife1.Main applicationUsed ... all kinds of knife, also for cold work moulds with high precision, long service life requirements, such as punching die, cold ... 4.DeliveryMill deliver condition,without sawing or cutting 5.Steel grade: W18=T1 W6=M2 High speed steel(W18,W9,W6,W5,W2)