The older and wiser DW would have figured out that a mechanic would have greasy hands and those dumb aluminum knobs would get slick really fast. Should have put some knurling on them.
Yeah, I was thinking if I grabbed one from Woody I'd first take a 1/2 round bastard and file in some finger thickness grooves in it. But I just can't see the reason to replace the 10+ year old plastic ones, other than the bling factor...
BTW: This thread brought my level of respect for the RM crew up untold number of notches! Love the "stfu....come to platty"!!