Bondite

Bondite is a grade 4 premium scavenged metal crafting material.

Source
Bondite can be gathered from a Bondite Jetsam or Diatium Cargo node, which requires 235 skill in scavenging. It is most commonly found on Balmorra,  Taris, Hoth, and Quesh.

The following materials can also be found in Bondite Jetsam or Diatium Cargo nodes:

They can also be obtained from grade 4 scavenging missions. Additionally, there is a chance to obtain Bondite from reverse engineering the appropriate level and type of gear.

Uses
Bondite is used in several crafting schematics: