Reddit reviews PORTER-CABLE 20V MAX Angle Grinder Tool, 4-1/2-Inch, Tool Only (PCC761B)
We found 2 Reddit comments about PORTER-CABLE 20V MAX Angle Grinder Tool, 4-1/2-Inch, Tool Only (PCC761B). Here are the top ones, ranked by their Reddit score.
High-Performance Motor produces 8,500 rpmCast metal gear housingSpindle lock for quick and easy wheel changes3-Position Side HandlePart of the 20V Max System
I might be wrong but I think those angle grinders have a lock so that when you try to unscrew the disc, it doesn't just rotate the motor. I think that lock is your guarantee that even if it gets switched on, the disc won't spin up (but it might be bad for the motor).
Edit: Source -
> * Spindle lock for quick and easy wheel changes
Cordless even.
https://www.amazon.com/PORTER-PCC761B-20-volt-Lithium-Grinder/dp/B00FQ8OHBE/ref=sr_1_2?ie=UTF8&qid=1483937465&sr=8-2&keywords=cordless+angle+grinder