Einhell Power X-Change Battery Twin Pack 18V 5.2Ah Li-ion D92-A The 13mm drive hex is

The 13mm drive hex is equipped with a spring-loaded detent ball to help hold the assembly in the socket

Countryman (from 2017)

Bosch GTR 55-225 Professional Drywall Sander with a patented 'Ultra-Flexible Head' enabling effortless movement across walls and ceilings

Keyed Alike Key Reference: 8523

Einhell Power X-Change Battery Twin Pack 18V 5.2Ah Li-ion D92-A The 13mm drive hex isThe Einhell Power X Change Li ion Batteries are controlled by a micro processor, which monitors its key parameters such as temperature, voltage and current strength. This provides effective protection against overheating and ensures the right balance for optimum operating conditions. The battery can be charged irrespective of its charge level. An automatic check establishes conditions on which the charging process depends. In normal conditions, for