Makita Screwdriver Bits & Holders Impact driver bit 611257 - Makita E-16184, The Makita E-16184 is a robust impact driver bit designed to handle heavy-duty tasks. Featuring a 22mm size and 1/2" drive, it is perfect for use in socket wrench applications. Ideal for professionals, it ensures efficient fastening and loosening in construction and automotive projects. Makita E-16184 Impact driver Bit 22mm 1/2" 1-piece