The 8-in. Spiral helical cutterhead is designed for Grizzly 8-inch jointers,including:GRIZZLY G0500 8-Inch JointerGRIZZLY G0586 8-Inch JointerThis 4-row spiral head is a 16-pound heavy monster cutter head, which would totally change your 8″ jointer to the next level. It leaves an excellent finish while dramatically reducing the noise. If you need spare carbide insert knives, please click14x14x2mm carbide insert.Our helical spiral cutterheads are well-machined by 5-spindle CNC machines, resulting in excellent coaxiality. The tungsten carbide insert knives are madefrom 100% raw material, so compared with HSS knives, we provide youThe better woodsurfacefinishonbothhardandsoftwood.40xlifetimethanks tothe 40 carbideinserts.Higher work efficiency.Faster feed speed.No knife change and sharpeninganymore.Less noise.Please tighten the inserts to approximately 6 Newton-meter torque to properly align them.In case you’re unable to locate a cutter head that matches your machine model, we also provide an option for acustom cutter head.Components Included1 x 8″spiral cutterhead40x Carbide insert knives40x Screws1 x Screw DriverA Pair of bearings (Pre-installed)Technical informationMax Wide of Cut8 InchDiameter3-1/8 InchCutting Wings4Quantity of Knives40Insert Knives14x14x2mmApplicationWoodSHIPPING DIAMETERPackageIn CartonNet Weight7200gPackage Size450 x 100 x 100mm

helical cutterhead