HEATKEYS

Tools and Basic Information for Design, Engineering and Construction of Technical Applications

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-...

Tioga Pipe is widely recognized as a worldwide inventory leader for carbon, stainless and alloy pipe, tubing, fittings and flanges in both standard and non-standard sizes.

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Learn about pumps and pump systems, do calculations and trouble-shoot pump problems, participate in a forum, use free software.

Convert between various measurement units, weight to volume and volume to weight. Unit definitions. Volume, area, gravel and mortgage calculators.

Parker Steel Company is the largest supplier of metric sized metals and services in North America. We area privately owned company founded in 1955 and located in Toledo, Ohio. We stock over 4,800 line items in products such as round, flat, and hex b...