Pack of 3 Assorted Metal/wood/tile 4-1/2" 4.5 inch Circular Saw Blade for Rockwell Rk3441k, Worx WX429L RW9281 Pack of 3 4-/1/2" Metal/Wood/Tile Circular Saw Blade for Rockwell, Worx Use for Metal, wood, stone.tile 1x TCT 24T Wood Blade, 1x HCS 60T Metal Blade, 1x 60G Diamond Blade Fits with Rockwell/ Worx 4/1/2" Arbor hole: 3/8" ~ 9.5mm