Nautical Instrument Maker make, repair, and determine the equipment of nautical instruments

Dental Prosthesis Repairer fabricate and repair fixed and removable dental prostheses and devices according to dentists' instructions. 

Orthopedic Appliance Repairer make, fit, repair, and maintain orthotic and prosthetic devices according to specifications and under the guidance of orthotists and prosthetists.

Watch and Clock Repairer repair or replace broken, damaged, or worn parts on timepieces, using lathes, drill presses, and hand tools. 

Optical Instrument Repairer make, repair and calibrate optical instrument

Balancing Machine Repairer operate balancing machine and dynamically balance according to standard any rotary components including but not limited.

Musical Instrument Maker make, assemble, repair, adjust, restore musical instruments and tune them to the required pitch with hand or power tools. 

Musical Instrument Tuner are experts at assessing an instrument's problems and recommending a realistic repair based on the instrument's age, condition, and quality.

Piano Maker tunes, repairs, and maintains University pianos and harpsichords. 

Drum Maker provide rhythm and beat to a performance, play the drum during studio recording sessions, and contribute to the production of music.

Turner, Musical Instrument make, assemble, repair, adjust, restore musical instruments and tune them to the required pitch with hand or power tools. They usually specialize in one type of instrument, such as string instruments, brass instruments pianos, reed instruments or percussion instruments.

Jewelers use various tools and techniques to make jewelry from metals, diamonds, gems and other materials. They also sell, clean and restore jewelry pieces, and sometimes do the necessary research and evaluations to value rings, earring, bracelets.

Goldsmith design and make gold jewelry, including jewelry with precious and semi-precious stones. This may involve cutting, filing, hammering, turning, spinning, bending and casting gold or other metals. 

Silversmith is a metalworker who crafts objects from silver or other precious metals. Typically, a silversmith will aim to create larger scale work for functional and/or decorative purposes for example tableware, flatware, ecclesiastical pieces or functional vessels.

Pewtersmith is a metalworker who does finishing work on iron and steel such as filing, lathing, burnishing or polishing.

Jewellery Repairer replacing clasps, setting stones, altering sizes and more. They also clean and polish jewelry, smooth any rough spots and shape metal to hold gems in place. 

Gold Grader design, fabricate, adjust, repair or appraise jewelry, ceremonial or religious items, gold, silver, other precious metals or gems. They cut, file, polish and set stones including gems and diamonds, and engrave designs on jewelry and precious metal articles. They cut and polish diamonds for industrial purposes.

Gem Slicer hold stones, gems, dies, or styluses against rotating plates, wheels, saws, or slitters to cut, shape, slit, grind, or polish them.

Gem Setter specialise in fixing precious and semi-precious gemstones into various items of jewellery, accessories and silverware using a range of setting and carving techniques. 

Precious Metal Roller set up and tend metal rolling mills designed to form metal workpieces into their desired shape by passing them through one or several pairs of rolls in order to decrease the metal's thickness and to make it homogeneous.