印度采购需求：有线工具、角磨机、电锤、冲击钻、冲击钻、旋转锤

I'm looking for a high-quality rotary hammer drill machine that features battery-operated capabilities. The ideal model should be lightweight, durable, and efficient for both professional and DIY tasks. Please provide details on available options, specifications, and pricing. Additionally, I'd appreciate info on battery life, charging time, and any included accessories. Looking forward to your prompt response!