12V lithium rechargeable electric drill what
Impact drilling is mainly applied to impact drilling on concrete floors, walls, bricks, stones, boards and multilayer materials;In addition, drilling and tapping can be carried out on wood, metal, ceramic and plastic, and equipped with electronic speed regulating equipment.
A single shock is very slight, but a shock frequency of more than 40000 minutes per minute can produce continuous force.Used of natural stones or concrete.When the impact drill works, the drill chuck is provided with an adjusting knob, which can be adjusted in two ways: an ordinary hand drill and an impact drill.But the impact of drilling is the use of internal gear to achieve mutual beat of impact, but the impact is far less than the hammer.It is not suitable for drilling reinforced concrete.
To see to what place, far less than the impact force of impact drill hammer.Usually, you can buy a multi-functional impact drill.Hammer is not suitable for home, and not in operation.Percussive drills work by rotating and impacting.
