GB/T 22676-2008 Impact drills
GB/T 22676-2008 Impact drills
Basic Information
Scope
This standard specifies the basic parameters, types, technical requirements, test methods, and inspection rules for impact drills.
This standard applies to DC, AC/DC dual-use impact drills, and single-phase series-excited impact drills (hereinafter referred to as impact drills) used for drilling masonry, lightweight concrete, ceramics, metals, and similar materials under general environmental conditions.
This standard applies to electronically speed-regulated impact drills and impact drills with mechanical devices set to different speed ranges. The basic parameters of electronically speed-regulated impact drills are measured when the speed is adjusted to the maximum value of a given speed range, and the basic parameters of dual-speed impact drills are measured when they are in the high-speed mode.
This standard does not apply to electric drills and socket-type impact drills.