Axxio™ 5" 18 V Li-ion Cordless Angle Grinder Bare Tool by Einhell®. The Einhell cordless angle grinder AXXIO is the lightest brushless angle grinder in its class and features a high quality aluminium gearing housing. It is a member of the Power X-Change family, so the high-grade lithium ion batteries can be used for all members of the Power X-Change family. The battery and charger are available separately. For optimal cutting and grinding results it is recommended that a 2.6 Ah Plus battery or higher is used. Softstart function and restart safeguard allow for the user to remain safe when in use.