Even if its one manufacturer offers their own compatible accessories for their LCR meters (even as optional).
I think that it has an important value to be aware of the the base specifications of the branded ones.
Agilent U1782B SMD Tweezer
Key Features & Specifications* Length: 815mm
* Measurement Accuracy for Capacitance (Tweezers Open) <0.7pF, Resistance (Tweezers Short) <0.5Ω, Inductance (Tweezers Short) <1.2µH
* Tweezer for testing capacitance, inductance or resistance of SMD components
* Guard ends to be connected to guard terminals of meter for better noise immunity
More to come..