abrasive

adult

angle

baseball

business

catches

construction

cut

cutting

disc

electric

engineering

equipment

factory

frame

garage

glasses

glove

goggles

grinder

grinding

hand

hands

heavy

industrial

industry

iron

job

machine

maintenance

man

manual

manufacturing

mask

metal

people

person

pipe

power

production

professional

protection

repair

safety

slender

spark

sparks

spot

steel

tankdrum

technology

thin

tool

welder

welding

welds

woman

work

worker

workshop