HEHUI 20V Max cordless rotary hammer, brushless with variable speed and SDS Plus chuck; suitable for drilling, hammering, and chiseling in different materials. ✔Versatile and Powerful:20V Max brushless motor provides high performance and durability for a wide range of tasks. Ideal for professional-grade drilling and hammering. ✔Precise and Efficient:Variable speed trigger allows speed adjustment for different materials. Drilling capacity: 13mm in steel, 26mm in concrete, and 40mm in wood. ✔Cordless Convenience:20V Max battery offers freedom from cords and extended run-time. Ensures uninterrupted workflow without the need for power outlets. ✔SDS Plus Technology:Quick-change SDS Plus chuck system for seamless switching between drilling, hammering, and chiseling. Enhances productivity and ease of use. ✔Professional-Quality Construction:Rugged build designed for heavy-duty applications. Reliable for both contractors and DIYers, providing long-lasting performance.