Y20LY
High quality Y20LY Hand held Rock Drills, powered by pneumatic drive from air compressor, and used for small-hole drilling such as granite, marble, limestone quarrying. And for...
The hand-held rock drill was introduced by Ingersoll-RandCo. in 1912. According to the power form, it is divided into four categories: pneumatic, hydraulic, electric and internal combustion drive. ...