MP Molds made the best one I have. I bought the 359-640 Hollow Point Plain Base, and it came with 5 sided as well as round pins. I only got the two cavity. Casts well.

First Handgun Deer: ~1982 8" S&W .38Spl
SW 7.5" 686-7 with Matchdot II
SBHH .45LC 7.5"
Contender G2 .35-30/30 (Bellm), .22LR, .22 Hornet, 25-35
Glock 40 10mm; G21 Poly80 w/ 9 inch barrel (in work)