If your power out per dollar is higher with the SHD then I wonder if they traded off reliability for this increased power.Thanks. I looked at the specs. all I can see is that the SHD is a 15AMP versus the DH77's 13amps. When I read different websites everyone recommends the HD77. A hardware store has the SHD77 on sale for only $150. I am contemplating buying one unless someone has any info on if it is better to just stick with the HD77.
Since they will talk to you, ask how far above ambient temp. the motor is supposed to get, under what usage (duty cycle).I called Skil. They said . . .
Here in the West Worm drives seem to be much more popular than in the East..........I never realized how nice these are untill I borrowed my friends......
Maybe the woods found in the west take higher torque to cut effectively?Worm drives
"it was in the locations of the manufacturers and what line the distributors were carrying and not personal preference."Yoyisit, You piqued my curiosity. Google found a real jewel on asktooltalk.com that uncovered worm-drive and sidewinder history with some real surprises