construction worker measures the thickness of the floor panel by means of the caliper.

and angle apply backrest blade board caliper car carpenter carpenters centimeter clean cleans construction cut cutting diameter dimension distance floor foam for front glove gloves hand hands hold indicate interior mark marks means measure measures metal panel passenger pencil penciln plank plumber protective protects saw sawn scoop screwdriver seat sill table teeth thickness tool tube upholstery using wash wood worker workers workshop