Porter-Cable PCC761 Instruction Manual page 10

1/4 inch wheels
M
1/8 inch wheels
N
O
4-1/2 inch (115mm) Grinding Wheels
Type 27 guard
Unthreaded backing flange
Type 27 depressed center
wheel
Threaded clamp nut
Threaded clamp nut
Backing flange
Threaded clamp nut
Backing flange
Type 27 guard
Type 27 hubbed wheel
P
Q
14
13
R
4-1/2 inch (115mm) Sanding Flap Discs
Type 27 guard
Hubbed sanding flap disc
8
S
Type 27 guard
Unthreaded backing flange
non-hubbed sanding flap disc
Threaded clamp nut