CBJ Tools and Technology 2

Question 1

Which type of flex shaft handpiece attachment is best suited for aggressive material removal when grinding metal?

Accepted Answer

Carbide bur

Answer

Carbide burs are designed for aggressive cutting and material removal on metal surfaces.

Question 2

What is the primary purpose of a burnisher in jewelry bench work?

Accepted Answer

Smoothing and compressing metal surfaces to a high shine

Answer

A burnisher compresses and smooths metal by rubbing, raising a bright polish without removing material.

Question 3

A bezel roller is used primarily to:

Accepted Answer

Push a bezel wall over a stone to set it

Answer

A bezel roller presses the top edge of a bezel wall down and inward over the girdle of a stone.

Question 4

Which soldering tool produces the hottest, most focused flame for platinum work?

Accepted Answer

Hydrogen-oxygen torch

Answer

A hydrogen-oxygen torch produces extremely high temperatures and a clean, oxide-free flame ideal for platinum.

Question 5

In the context of bench jeweler tools, what does a graver primarily do?

Accepted Answer

Cut or engrave lines and designs into metal

Answer

A graver is a hardened steel hand tool used to cut, lift, or push metal in engraving and stone setting.

(CBJ) Certified Bench Jeweler Practice Test