Uxcell 65mm Dia Lens Silver Tone Grip Hand Held 6X Metal Magnifying Glass 1-1/4" The shunt resistor is a

The shunt resistor is a device which could help DC ammeter for measuring high current

hand wheel has threaded hole for easy handle assembly

a shunt needs to be connected in parallel with the ammeter (Current division in parallel circuit)

Deep Groove Ball Bearing

or other such system and splits it into many of them

Uxcell 65mm Dia Lens Silver Tone Grip Hand Held 6X Metal Magnifying Glass 1-1/4" The shunt resistor is aDescription: 65mm diameter lens 6x magnifying glass is with elegant round silver tone non slip handle, which makes it easy to hold when using. Used for magnifying maps, books, coins, stamps, etc Suitable for daily usage.