Kingda Ka, the tallest and second-fastest roller coaster in the world, came down in a controlled implosion at Six Flags Great ...

Type 29 shape helps maximize surface contact for precision grinding with fewer passes and no risk of contamination.

How to Make a DIY Roller Bender - a DIY Metal Bender If you want more of these videos and support our project, then you can ...

The debate about who or what instigated the birth of heavy metal will almost certainly continue until we are all reduced to ...