6-1/8-inch Jointer Knives for Central Machinery 30289 1606 6'' Jointer

6-1/8-inch High Speed Tool Steel, Single Edge Jointer Knives for Central Machinery 30289 1606 6'' Jointer -  Set of 3The quality of the HSS is top notch and second to none.  The blades are ground with both a primary 40° bevel and a secondary 45° bevel close to the edge.  The three blades are razor sharp and ready to go.The dimensions for each blade are:Length -  6-1/8"Width -  0.673"Thickness -  0.123" (nominal 1/8")