CK MR140 Water Cooled Micro TIG Torch Kit, 140A, 25', 3-Pc, Super-Flex 140 Amps at 100% duty cycle, low profile micro torch 45, 90 and 180 interchangeable heads Includes Kit AK-MR: 45, 90 and 180 interchangeable heads, .040" , 1/16" and 3/32" collets, Clear Pyrex Cups (2), Alumina Cup (1), .040" , 1/16" and 3/32" Tungsten, and a Tungsten Stick-Out Gauge and Wrench.