Sterling enterprises provides various type of machine keys. These keys include: parallel, woodruff or gib head as per is-2048, with an excellent grind finish and zero defect. Some hardware features include:are made out of en-8 or ss 410 in various sizes from 3 x 3 mm to 80 x 40 mm thickness and width up to 450 mm as per customer specifications. These machine keys find their applications in automobiles, water and chemical pumps, vacuum pumps, submersible pumps, reduction gears, cranes, sugar and cement industries, and by paper mill machinery and textile machinery manufacturers.