I have four dillon 550 shell plates for sale or trade.
P fits 30-40 Krag, 35 Win, 376 Steyr
D fits 32 S&W long, 32 H&R Mag
O fits 25-20 Win, .218 Bee, 38 AMU, 32-20
T fits .348 Win.
Will trade for 550 shell plates 2, 6, E, G, H
Or will sell for $25 each shipped