*: Contact Area Plating Spec :
1: Gold Flash
2: Gold Plated 0.127 Micrometers / 5 Microminch
3: Gold Plated 0.254 Micrometers / 10 Microminch
4: Gold Plated 0.381 Micrometers / 15 Microminch
5: Gold Plated 0.762 Micrometers / 30 Microminch
7: Bright Tin Plated 2.54 Micrometers / 100 Microminch Over All.
8: Matte Tin Plated 2.54 Micrometers / 100 Microminch Over All.