Part Number: N078434 N089668. Package Includes: as images show, 4pack Spring and Steel Ball. Compatible with models: DCF805C2-AR Type1, DCF805C2-B2 Type1, DCF805C2-B3 Type1, DCF805C2-BR Type1, DCF815S2 Type3, DCF815S2 Type4, DC825B Type3, DC825K Type3, DC825KA Type3, DC827KL Type3, DC835KA Type3, DC845KA Type3, DC845KA-AR Type3, DCF885B Type1, DCF885B Type2, DCF885B-B3 Type1, DCF885B-B3 Type2. Compatible with models: DCF885C2 Type1, DCF885C2 Type2, DCF885L1 Type5, DCF885L2 Type1, DCF885M2 Type2, DCF886B Type1, DCF886B Type2, DCF886B Type3, DCF886B Type4, DCF886B Type5, DCF886B Type6, DCF886B-B3 Type1, DCF886D2 Type 1, DCF886D2 Type 6, DCF886D2-B3 Type1, DCF886M2 Type1, DCF886M2 Type4, DCF886M2 Type6, DCF886M2-B2 Type1, DCF886M2-BR Type1. A brand-new, unused, unopened, undamaged item in its original packaging. Return refund: If you have any questions, you can refund in full without any problems