What Is the maximum - Minimum Size of bat which player Can use In cricket. Many Players use small bats and other types like different sizes at different time and situation.
Quoting from Law 5, The Bat:
5.7 Bat size limits
5.7.1 The overall length of the bat, when the lower portion of the handle is inserted, shall not be more than 38 in/96.52 cm.
5.7.2 The blade of the bat shall not exceed the following dimensions:
Width: 4.25in / 10.8 cm
Depth: 2.64in / 6.7 cm
Edges: 1.56in / 4.0cm.
Furthermore, it should also be able to pass through a bat gauge as described in Appendix B.8.
plus some other minor points about coverings etc. No minimum size is specified.