Meccion - A professional team that deals with the development of tools. We are committed to using quality tools to improve the quality of life. Meccion SDS Plus Hammer Drill Features: - Hardened body for increased strength and reduced breakage. - Longer lifespan and exceptional performance. - Crossed tungsten tips ensure better hardness and penetration. - Deep double groove design provides faster chip and debris removal. - Suitable for drilling holes in concrete, stone, brick, masonry, and granite. Specification: - Drill body: 41Cr4 Steel - Drill head: YG8C Carbide - Shank type: SDS Plus - Diameter: 6mm - 25mm - Length: 150mm - 350mm - Drilling depth: 50mm - 280mm Tips: 1. Maintain smooth drilling to avoid excessive oscillation and damage to the drill bit. 2. In order to ensure that your tools have a longer lifespan, the drill bit cannot be used for drilling metal and steel.