
Hy20 Rotary Hammer Pneumatic Drilling Machine Rock Drill. One Year Warranty: Comprehensive one-year warranty coverage for the machine with technical support. Customizable Voltage: Voltage can be customized to match specific equipment requirements. OEM Orders Accepted: Professional design team supports OEM orders with high welcome. Efficient Drilling Performance: High efficiency and fast drilling velocity with low consumption. Versatile Rock Drilling: Suitable for wet or dry drilling in medium-hard to hard rock. Lightweight Design: Light weight and convenient operation for handheld or air leg use. Durable Spare Parts: Long service life with highly interchangeable and reliable parts. Advanced Control Mechanism: Grouped control with air and water on/off mechanism for easy maintenance.