Hi, Finding the best heat press machine isn't an easy option, i will recommend some of the best heat press machine
Powerpress Industrial-Quality Digital 15 x 15-Inch sublimation for T-shirt.
Oshion Clamshell 15 x 15-Inch Heat Press T-shirt Digital Transfer Sublimation Machine
Mophorn Heat Press Machine 5 in 1 Multi function Transfer Sublimation 360 Degree Rotation 12 x 10-Inch
this are the best options for you