If you missed it Part A is here: http://youtu.be/LWH5bfpivSU
The plastic they use in the tool housing is amazingly good quality! We discover some shocking news about the gears in the grinder. We also confirm what type of lubricant is being used and see why the Dewalt marketing department can get away with the crazy specs on the box.
0:30 BASF high temperature plastic housing
3:00 What a quality trigger switch looks like
5:00 Marketing BULLSHIT! Busted on the Horsepower Rating!
6:00 Motor wire is solid (stiff-breakable) not stranded (pliable)?
7:00 How to piss off a welder
7:25 Motor Amperage testing
10:25 Heat buildup after running checked with the FLIR
11:06 Locked rotor torque amperage test and thermography
13:20 Heavy grinding test - blows breaker 30A!
13:50 Heat buildup in steel during grinding - interesting!
15:30 Intermission sponsored by Kizmox and Finland!
17:15 How do manufacturers rate power, torque, amps and RPM?
21:00 Testing the grease is it graphite or moly?
23:10 Testing the gear for copper infiltration (to increase density)
24:00 Brimstone test
25:00 That didn't work, like, at all.
25:50 How Moly works
27:00 Geology streak test for molibdenite, how to check for moly
28:20 Floating penny trick (why gear testing didn't work)
28:40 Confirming powder metal gear the easy way
30:57 Better grease is stickier than the crap DeWalt supplies
Thanks to Kizmox!
https://www.youtube.com/user/Kizmox
Floating Penny Trick
https://www.youtube.com/watch?v=x0hvqDyKtjk
Part A of this Tool Teardown:
http://youtu.be/LWH5bfpivSU
