Metric Proferred Hex Keys

South Coast Fasteners, Inc. offers Metric Proferred® Hex Keys that combine precision, strength, and reliability for daily use in mechanical, assembly, and repair work. Made from durable chrome vanadium alloy and engineered with careful attention to fit, these tools are designed to engage cleanly with fasteners while resisting wear over time.

Trusted by technicians, maintenance crews, and assembly workers across industries, Proferred® hex keys are built to handle demanding applications while maintaining accuracy. From furniture assembly to machinery repair and industrial service work, these tools deliver dependable torque and long service life.

Types of Metric Proferred® Hex Keys We Offer

Metric Hex Key (Short Arm, Black. 6150 CRV Alloy)

Compact design built for use in tight spaces where clearance is limited. Machined from high-strength chrome vanadium alloy with a black oxide finish that resists rust and provides slip-free engagement. These short arm keys are a go-to choice for assembly lines, maintenance shops, and smaller mechanical applications where precision is key.

Metric Hex Key (Long Arm, Black. 6150 CRV Alloy)

Designed for extended reach and higher torque, these long arm hex keys provide easy access to recessed fasteners. Chamfered ends reduce wear on both the tool and fastener, while the durable alloy construction ensures long-term reliability. Ideal for equipment service, industrial repair, and mechanical assembly where leverage and accuracy are required.

Metric Woodruff Key (Plain)

Semi-circular drive keys engineered to lock rotating elements to shafts with precision fit. Commonly used in motors, gearboxes, and pulley systems, these keys provide strength and longevity under repeated load. Manufactured from DI steel, they deliver consistent performance across a wide range of mechanical applications.

Built to Specification and Industry Standards

Metric Proferred® Hex Keys are manufactured from 6150 CRV alloy steel and meet or exceed all applicable specifications for hardness and dimensional tolerance. Black oxide finishing ensures additional protection against corrosion while maintaining reliable fit across fasteners. Built to align with ISO standards, these keys are compatible with all major Metric fastener profiles.

Why Choose South Coast Fasteners?

At South Coast Fasteners, we supply Metric Proferred® Hex Keys because they are built for professionals who need tools that last. We carry the inventory, provide fast turnaround, and back every tool with the expertise to support your projects. Our focus is on keeping your work moving without interruptions, with products that are tested and trusted in the field.

Shop Metric Proferred® Hex Keys Online Today

Order Metric Proferred® Hex Keys from South Coast Fasteners today. With a full range of short arm, long arm, and Woodruff keys in stock, we make it easy to get the tools you need quickly. Our team is here to help you select the right options for your job, ensuring you have the durability and precision your projects demand.