Supporting the use of impact drilling electricdrill. Drilling, hole spacing with hole depth should meet the design requirements.
钻孔使用配套冲击电钻。钻孔时，孔洞间距与孔洞深度应满足设计要求。
2
Production of electrical tools, such as electric drills impact, Angle Angle grinder, saw, electricdrill and curves.
生产各类电动工具，如冲击电钻，角向磨光机、电钻和曲线锯等。
3
The invention relates to a reduction gearbox of an electric tool, in particular to an assembling structure of double-speed impactelectricdrill gear reduction gearbox.