Adjective
designed for heavy work
Source: WordNetHeavy Duty
a heavy-duty detergent Source: Internet
heavy-duty gloves Source: Internet
American Bantam, the creators of the first Jeep, built approximately 2700 of them to the BRC-40 design, but then spent the rest of the war building heavy-duty trailers for the Army. Source: Internet
$17 might seem like a lot for a pair of scissors, but these are high-quality, made in Japan and can handle tough, heavy-duty jobs such as chomping through hose and cables, as well and thin sheet metal. Source: Internet
Drum Wet/dry vacuum for home use Drum or shop vac models are essentially heavy-duty industrial versions of cylinder vacuum cleaners, where the canister consists of a large vertically positioned drum which can be stationary or on wheels. Source: Internet
Another example of a heavy-duty narrow gauge line is EFVM in Brazil. Source: Internet