This standard indicates the specifications for a rock drill that starts construction by striking and rotating using compressed air as the driving force.
KS E 3131-2007 history
2022KS E 3131-2022 Standard specification for rock drills
0000 KS E 3131-2007(2017)
2007KS E 3131-2007 Standard specification for rock drills
1976KS E 3131-1976 Standard specification for rock drills