Includes (2) 1617014144 Carbon Brush. New, Bulk Packed. Genuine OEM replacement part. Consult owners manual for proper part number identification and proper installation. Compatible with: Bosch models : 11264EVS (3611B64010) 1-5/8 in. SDS-Max Rotary Hammer, 11265EVS (3611B64110) 1-5/8 in. Spline Rotary Hammer, 11321EVS (3611C21010) 12 Lb. SDS-Max Demo Hammer (Sold Separately)