part number: 999038, Package includes: as images show, (4 Pair 1 PACK). Compatible with Hitachi: C7BMR, C12LC. C7SB2, C12FSA, C7YAH, C10FCH, C7YAK, C10FCE, TR12, C10FCE2, C10FB, C10FCH2, C7BD, C12FCH, C7BD2, C12FDH, C9, C12LCH, P50, C12LDH, SB-110, C12LSH, G18SS, C12RSH, M12VE. Please Reference Tool Diagram to Ensure Part Compatibility. MONEY-BACK GUARANTEE: For any reason you're not completely satisfied, you can ask for a replacement or full refund, no questions asked. A brand-new, unused, unopened, undamaged item in its original packaging.