Wear and Tear Resistant Double Helical Gears are used in marine gear boxes, defence, rolling mills, steel plants, sugar mills and mines. These Double Helical Gears are used for self alignment and they can allow good torque. These Double Helical Gears are available in a range of up to 1300mm. Wear and Tear Resistant Double Helical Gears are made of quality grade alloy steel and come in different specifications to cater to specific requirement.