Includes (5) Edger 40-316 Blades, New, Bulk Packed, OEM Replacement Blades, Part Number 40-316-5PK. Please refer to your owner’s manual for proper part number identification and proper installation. See Compatibility List. Compatible with the following products: MTD: Edger 250-586-013, Edger 250586, Edger 250-586-019/823-101, Edger 251-586-013, Edger 251586, Edger 251-586-019/823-101, Edger TMO-37960, Edger 252-586-000, Edger 253-586-000, Edger 254-546-000, Edger 254-556-000