labor and toil line icons collection. grind, struggle, sweat, effort, exhaustion, strain, hustle and linear

backbreaking beating burden conscientiousness diligence dint drilling drudgery effort endurance exertion exhaustion fagging fatigue fetter grind grit grueling grunrk hardship heavylifting hustle icon industry laborious labour line manuallabor menial oppressive perseverance persistence pounding pouring pushing rigor sign slaving slog strain struggle sweat tedium tenacity tirelessness toiling vector workhorse workload