Glossary “hard chrome” Definition:
A heavy-chrome plating applied to metal to increase its durability and resistance to wear.
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hand tools
Glossary “hand tools” Definition:
Term for such tools as sockets, wrenches and screwdrivers.
hand valve
Glossary “hand valve” Definition:
Valve mounted on the steering column or dash, used by the driver to apply trailer brakes independently of the tractor brakes.
hand glazes
Glossary “hand glazes” Definition:
Used for final smoothing and shining of the paint finish.
hand scraper
Glossary “hand scraper” Definition:
Hand tool that willeasily remove gaskets and softened paint (where a paint stripping chemical has been used). They are for use on flat surface areas.
hand shield
Glossary “hand shield” Definition:
Hand held protective device that has a filter plate and is used in arc welding, arc cutting, and thermal spraying for shielding the eyes, face and neck.
hand tight
Glossary “hand tight” Definition:
To assemble plain or threaded parts as much as can be done by hand, without the aid of a wrench or tool.
hand compound
Glossary “hand compound” Definition:
Compound designed to be applied by hand on a rag or cloth.
hand compounds
Glossary “hand compounds” Definition:
An oil based rubbing compound that provides lubrication, best on small or blended areas.
halogens
Glossary “halogens” Definition:
Refers to any of five nonmetallic and electronegative chemical elements: astatine (At), bromine (Br), chlorine (Cl), fluorine (F), and iodine (I), such as those that may be found in refrigerants.
hammer forming
Glossary “hammer forming” Definition:
To form or shape metal by hitting it with a hammer over, on, or into a base form.
hammer off dolly
Glossary “hammer off dolly” Definition:
Method used to straighten metal just before the final stage of straightening.
hammer on dolly
Glossary “hammer on dolly” Definition:
Method used to stretch metal and to smooth small, shallow dents and bulges.
hand blaster
Glossary “hand blaster” Definition:
Small, portable tool for blasting parts and panels on the vehicle.
halogen lamp
Glossary “halogen lamp” Definition:
High output, white-light lamp used as a headlight. Also known as halogen light.
halogen leak detector
Glossary “halogen leak detector” Definition:
Electronic device used to detect leaks in a refrigerant system.
halogen light
Glossary “halogen light” Definition:
High output, white-light lamp used as a headlight. Also known as halogen lamp.
halo effect
Glossary “halo effect” Definition:
An unwanted shiny ring or halo that appears around a pearl or mica paint repair. It is caused by the paint being wetter in the middle and drier near the outer edges of the repair.
halogen
Glossary “halogen” Definition:
Refers to any of five chemical elements-astatine (At), bromine (Br), chlorine (Cl), fluorine (F), and iodine (I)- that may be found in some refrigerants.
hall effect
Glossary “hall effect” Definition:
Development of a voltage across a semiconductor carrying a current when the semiconductor is in a magnetic field that is at right angles to the current flow.