Apple part number 922-8985 is a metric M2 machine screw with 0.4mm pitch, 4mm length, and 3.0mm hex head height. Designed for MacBook Pro 13-inch assembly and repair, this fastener is commonly used in internal chassis, display hinge, and component mounting applications where precision specifications are critical. Compatible with all standard M2 threaded inserts and mounting points across MacBook Pro 13-inch models. Refurbished unit tested and guaranteed; available via quote.