A Hammer drill, when equipped with a masonry bit, are designed for drilling into stone, concrete, brick or mortar. When a hammer drill operates it rotates like a normal drill as well as has a forward, hammering, type action. Watch or Listen to The Handyguys discuss when and why to use them. http://youtu.be/aDeRYwVXn4w Types of hammer drills You can buy [...]
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