I concur with one minor factor to deal with. The Midway Drop Out Mold Release builds up enough residue in the area where the meplat meets the ogive (SWC/WC) and consequently has to be carefully removed with a WOODEN toothpick in order for the perimeter of the meplat to remain sharp. A minor inconvenience as it takes quite a bit of time for the build up to actually affect the quality of the bullets. However, it sure does protect the molds. I use it on all my molds (now overdickwholliday said:i've found that the Midway mold prep which i guess is spray graphite seems to hold rust off and your molds are always ready to go.....Dick