I used a Fluke 87 and a Fluke amp clamp for most of my HVAC career, before I retired I bought 2 fluke units for personal use on generators, I'm never sorry when I obtain high quality tools even though the initial cost appears high.
1957 Chevrolet 5700 LCF 283 SM420 2 speed rear, 1955 IH 300U T/A, 1978 Corvette 350 auto, 1978 Yamaha DT175, 1999 Harley Davidson Softail Fat Boy