One of the highest-rated fastpitch softball bats is the Easton MAKO. The Easton MAKO has received high marks on durability and performance, but is a little more expensive than other fastpitch softball bats.
The Easton MAKO features a two-piece system to offer more flex, TCT Thermo Composite and a diamond grip. Reviews cite quick bat speed, smooth hitting stroke and a reduction in handle vibration. It is ASA and USSSA approved.The cost of the Easton MAKO makes it one of the most expensive fastpitch softball bats, running around $350 as of 2015.
Another bat that has received top reviews is the Demarini CF 7. According to reviews, the Demarini CF7 offers strength and stability. It comes with a full one-year warranty. The Demarini is less expensive than the Easton MAKO, running between $249 and $279, and it is also ASA and USSSA approved.