Precision Measuring Tools - Hex Keys (Allen Wrenches)

The Uses of Hex Keys: Large industrial striking offset ring spanners (a type of hex key) are suitable for industries such as petroleum, chemicals, metallurgy, power generation, oil refining, shipbuilding, petrochemicals, machinery, and more. They are essential tools for equipment installation, maintenance, and repair work.

The Materials of Hex Keys: They are made of forged 45# medium carbon steel or 40Cr alloy steel.

While continuously improving our production technology, we have also strengthened and refined our quality assurance system throughout the production process. We strictly monitor every step of the production process and conduct rigorous quality inspections on every product before it leaves the factory, ensuring product quality and achieving a zero-return sales record from customers.

Hex keys are widely used in various production fields such as power stations, metallurgy, machinery, chemicals, shipbuilding, scientific research, environmental protection, aviation, automobiles, agricultural machinery, electrical appliances, instrumentation, medical equipment, hardware, and more.