The relationship between the speed with hammer peening force
The electric hammer and impact drill for a class, is not called, for example, car, car as similar (hammer percussion drill) is generally the impact of the oil pressure piston type M is can hammer stone board and drill is the main function of flat drill, without impact, mainly used to drill wood, iron, metal and other items there is a hole, like climbing upstairs to say
I have a small hammer Tielang brand drill hammer dual-use can adjust the speed of my own feeling is low speed when the hammer effect is good, I think you should consult businesses to see how they answer you and you want to use in which they are more professional.
The temporary use of general electric hammer without speed mediation cheap money can also be 180 if long-term construction or buy some expensive brands, hammer strength is hammer shock formation and influence power
