Use these Allen keys for working on fasteners that are deeply seated, tightly wound or require great torque to fasten them.
High-grade Alloy Steel
These keys are made of high-quality alloyed steel that makes them durable and sturdy enough to last you for a long period of time.
Hardened and Tempered
These keys are hardened and tempered to ensure that they are sturdy enough to let you perform tough jobs.