Efab Particle Interconnect products are available for all standard package types.

Specifications
25 μ Particles +/- 2 μ
Planarity of +/- ½ particle diameter
Contact Resistance 3 ~ 5 milli Ohms
Excellent high frequency performance (>100 GHz)
Contact force as little as 10 grams
Contact resistance vs contact force 6-10 milli ohms at 10 grams.
Life cycles > 1.5 million insertions