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2. Estwing - Wikipedia

   en.wikipedia.org/wiki/Estwing

   Estwing Manufacturing Company was founded in Rockford, Illinois in 1923 by Ernest O. Estwing. Estwing was an immigrant from Sweden who settled in Rockford with many other Swedish immigrants. Estwing manufactures striking tools such as hammers , axes , pry bars , bricklayer 's tools, roofer 's tools, geologist's hammers , and various specialty ...

3. Geologist's hammer - Wikipedia

   en.wikipedia.org/wiki/Geologist's_hammer

   A geologist's hammer, also known as rock hammer, rock pick, geological pick, or geo pick, is a specialized hammer used for splitting and breaking rocks. In field geology , it is employed to expose fresh rock surfaces, as weathered surfaces may obscure accurate analysis of a rock's composition, bedding orientation, mineralogy , history, and ...

4. 8 Best New Home Depot Arrivals for Your Money in January - AOL

   www.aol.com/8-best-home-depot-arrivals-140024235...

   Blacksmith Hammer. Price: $34.99. SPEC OPS blacksmith hammer should be on Home Depot shoppers’ radar not just because it gets the job done at a reasonable price. If you plan to use this hammer ...

5. Hammerstone - Wikipedia

   en.wikipedia.org/wiki/Hammerstone

   The soft hammer has a lower yield than the rock, that would make a layman think that it is impossible to carve flint or quartzite with a piece of wood or antler. However, its elastic limit is much higher, which makes it bear more tension and it is the rock that breaks, instead of the hammer. This does not happen, however, with the bone.

6. Breaker (hydraulic) - Wikipedia

   en.wikipedia.org/wiki/Breaker_(hydraulic)

   Breakers are often referred to as "hammers", "peckers", "hoe rams" or "hoe rammers". These terms are popular and commonly used amongst construction / demolition workers. [ 1 ] [ 2 ] The first hydraulic breaker, Hydraulikhammer HM 400, was invented in 1967 by German company Krupp (today German company Atlas Copco ) in Essen .

7. Down-the-hole drill - Wikipedia

   en.wikipedia.org/wiki/Down-The-Hole_Drill

   The fast hammer action breaks hard rock into small cuttings and dust that are evacuated by a fluid (air, water or drilling mud). The DTH hammer is one of the fastest ways to drill hard rock. The system is thought to have been invented independently by Stenuick Frères in Belgium and Ingersoll Rand in the USA in the mid-1950s.