This part is compatible with DeWalt models: DWE402 Type 1, DWE402 Type 2, DWE402G Type 1, DWE402G Type 2, DWE402K Type 1, DWE402K Type 2, DWE402N Type 1, DWE402N Type 2, DWE402N Type 4, DWE402W Type 1, DWE4212-B3 Type 1, DWE4212-BR Type 1, DWE4214 Type 1, DWE4214 Type 2, DWE4214 Type 4, DWE4214-B3 Type 1, DWE4214-BR Type 1, DWE4222 Type 1, DWE4222N Type 1, DWE4222N Type 3, DWE4224 Type 1, DWE43066 Type 1, DWE43113 Type 1, DWE43114 Type 1, DWE43114N Type 1, DWE43115 Type 1, DWE43131 Type 1. Worn brushes are often the cause of a poorly running motor; new brushes can restore a motor's electric braking. Replaces DeWalt part number N257540. Helps restore performance to your power tools. Non-original part. For optimal performance, replace carbon motor brushes using the original spring. Note: Replace every 60 hours of use or if the electric rotary tool is overheating. Color: as shown. Material: metal. Package contents: 1 set of carbon brushes. Only the items listed are included; other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.