Our precision-engineered metal end caps are specifically designed for use in AA (5#) ati AAA (7#) ijọ batiri, serving as the top and bottom terminals. Made from high-quality nickel-plated steel or custom alloys, these battery caps provide excellent conductivity, ipata resistance, and mechanical strength for high-performance battery applications. Awọn ẹya pataki: Dara fun AA (5#) ati AAA (7#) standard sizes Material: …