MTD Craftsman/Troy-Bilt OEM Shredder/Chipper Blade Kit 781-0490, 742-0571;

Part Numbers: 981-0490 781-0490 942-0571 742-0571 Fasteners: 710-1054 Screws 5/16"X24"X1" Includes 6 736-0119 Lock Washer 5/16" Includes 6 912-0411 Lock Nut 5/16" Includes 6 Chipper Blade Dimensions: Length: 3-3/8" Width: 1-1/4" Thickness: 1/4" Bolt spacing on center: 1-7/8" Shredder Blade Dimensions: Length: 8-3/8" Width: 2" Thickness: 3/16" Bolt Spacing on center: 4-7/8""