HEATKEYS

The leading fastener distributor in North America. Browse our entire line of industrial products.

A World of CNC Machines. Providing technical support for the educational, engineering, maintenance, machining, tooling, and inspection fields.

eFunda, the ultimate online reference for the mechanical engineering community

Advanced Engineering Design, Lifetime Performance and Reliability

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Material properties, stress analysis formulas, reference tables, on-line manuals, and fastener analysis data for structural, mechanical, and aerospace engineers.

MARYLAND METRICS - Your one-stop METRIC HARDWARE source offers over 1,200,000 METRIC sized items from over 900 suppliers, worldwide: Fasteners, Hand Tools, Cutting Tools, Measuring Tools, Hydraulic & Pneumatic Fittings & Tubing, Oil Seals, O-...

Engineers Edge - Total Design, Engineering & Manufacturing Resouces

Global manufacturer of precision engineered components for fastening and joining, shims, fastener installation equipment, and parts feeding systems.

MARYLAND METRICS - Your one-stop METRIC HARDWARE source offers over 1,200,000 METRIC sized items from over 900 suppliers, worldwide: Fasteners, Hand Tools, Cutting Tools, Measuring Tools, Hydraulic & Pneumatic Fittings & Tubing, Oil Seals, O-...