Know the difference between rotary hammer and impact hammer drill. In addition to drilling holes in stone and concrete, a rotary hammer can also be used for chiselling work, such as removing tiles or even removing an entire wall. For this purpose, a chisel is inserted in the SDS holder of the chuck instead of a drill bit. Lotus Rotary Brushless Rotary Hammer Drill shop link👇 https://s.shopee.ph/1B0SZWXC0z Lotus Impact Hammer Drill 20V Brushless impact drill kit Shop link👇 https://shope.ee/LPHs

The Working Principle of Rotary Hammer Drills: Gear and Piston Operations. #rotaryhammerdrill #powertools #mechanics | DIY MAN