The construction material of the platform trolley is crucial for its durability and longevity. Heavy duty trolleys are commonly constructed from materials such as steel or aluminum, both known for their strength and resilience. Consider the environmental conditions in which the trolley will operate; for corrosive environments, stainless steel may be the optimal choice. Additionally, inspect the welding and overall build quality to ensure the trolley can withstand the rigors of daily use. Some trolleys come with adjustable handles to accommodate users of varying heights, reducing strain and fatigue during prolonged use. A comfortable grip and ease of maneuverability contribute significantly to the overall efficiency of the material handling process.