If you buy something via one of our links, we may earn a commission. The DeWalt 12-Inch Compound Double Bevel Sliding Miter Saw is on sale for just $499 on Amazon, an ultra-rare 25% discount on ...

The TD550D coaxial unmanned helicopter system has received its type certificate from the Civil Aviation Administration of China (CAAC), the first of its kind to have obtained such certification in ...

The Black Hawk is a family of utility helicopters made by Sikorsky, a company owned by Lockheed Martin. One of the mainstays of the U.S. Army, it is extensively used by the U.S. military as a ...

The Australian army is gearing up to operate the Boeing AH-64E Apache attack helicopter, with first deliveries expected by the end of 2025. Four examples out of the 29 Apaches on order will arrive ...

Since then, Sikorsky hasn’t scrapped the promise of its X2 coaxial helicopter technology and continues to pitch it to other potential customers. The company is pursuing a next-generation ...

All-new sub-250g Coaxial nano drone fills a durability and affordability ... HELIUS is a key step in realizing that vision,” said David Smith, CEO of Robinson Helicopter Company. With an MSRP of ...

All-new sub-250g Coaxial nano drone fills a durability and ... in realizing that vision," said David Smith, CEO of Robinson Helicopter Company. With an MSRP of $4,499, HELIUS is available for ...

Bevel gearing is another way of dealing with intersecting gear shafts. For bevel gears, the teeth centers lie on the surface of an imaginary cone, which is the "pitch cone" of the bevel gear. Two ...