Same asGrizzly H2880carbide insert,the 14.6×14.6×2.5mm carbide insert knives are suitable for Grizzly spiral cutterheadsincludingH2875 2″ Spiral Cutterhead (Shaper) Requires 21 insertsH2876 3-1/8″ Spiral Cutterhead (Shaper) Requires 33 insertsH2877 4″ Spiral Cutterhead (Shaper) Requires 39 insertsH2878 5-1/8″ Spiral Cutterhead (Shaper) Requires 54 insertsH2879 5-7/8″ Spiral Cutterhead (Shaper) Requires 63 insertsIt also fits theTimesaver molding sander.Other woodworking carbide insert knives for Grizzly helical/spiral head planers or jointers:14.17×14.17x2mm carbide insert14x14x2mm-Radius cornercarbide insert14x14x2mm (T32739) 2-sided carbide insert14x14x2mm carbide insert15x15x2.5mm (T27714) carbide insert15x15x2.5mm (H9893) carbide insert15x15x2.5mm (H7354) carbide insertFindBuyTool indexable carbide insert knives are all precision manufactured from top-quality tungsten carbide, allowing forOutstanding wear resistance, corrosion resistance, oxidation resistance.Use on All kinds of wood, plywood, MDF, etc.Easy installation and replacementPerfect thicknessconsistency.Super durability andlong-lasting razor-sharp edgesEliminating tear-outs and marks on the board.Technical informationCutting Edges4-EdgeLength14.6Width14.6Thickness2.5Cutting bevel30ShapeSquareApplicationsWoodSHIPPING DIAMETERUNIT:PcsNet Weight:4.6gPackage Size:65X20X20mm

Insert, Outlet