In these non-criminal contexts, the victim can sue the harasser in a private civil lawsuit, alleging that the harassment constitutes discrimination. On the other hand, criminal harassment is usually confined to state law. States vary in how they define criminal harassment. Generally, criminal harassment entails intentionally targeting someone else with behavior that is meant to alarm, annoy, torment or terrorize them.
Cobalt drill bits are most commonly used for drilling stainless steel and other metals. Diamond Drill Bits. Polycrystalline diamond (PCD) is one of the hardest tool materials. It actually consists of a layer of diamond particles bonded to a carbide support.
Drill Bits Buying Guide. Learn about the different types of drill bits so you can choose the right ones for your projects. Types of Drill Bits: Materials and Finishes. The materials from which bits are manufactured and the finishes applied to them play a significant role in the life and performance of the bit. Common materials and finishes: Steel bits work well for boring in softwood, but dull quickly in hardwood.