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YT28 Pneumatic Leg Rock Drill? is ideally suited for drilling horizontal and inclined blast holes in medium-hard or hard rock (with a hardness coefficient f=8–18). It can also be used to drill vertical upward anchor holes in the roof.
As an essential tool in mining, railway, transportation, water conservancy, and national defense rock works, the YT28 rock drill can be used in combination with the ?FT160BD? or ?FT160BC-type pneumatic legs? and the ?FY200B-type lubricator? with a transparent casing. It can also be mounted on a drill rig or drill stand for operation.
link:https://www.wisdomrockdrill.com/rock-drill/air-leg-rock-drill/yt28-rock-drill.html
YT28 rock drill