the motor delivers power through that worm-shaped gear, which then transfers it to the saw at a 90-degree angle. The result ...

NORD Drivesystems has enhanced their UNICASE helical worm gear unit series to provide additional torque without modifying the ...

A worm drive saw, named for the distinct worm-shaped gear in the center ... though at the cost of greater weight and size. What exactly does a heavier, stronger circular saw bring to the table ...