HEATKEYS

Gear Technology magazine and the geartechnology.com buyers guide. Find articles on gear design, engineering and manufacturing, and locate suppliers of gear machines, gear cutting tools and related services

Arrow Gear is a precision gear manufacturer, specializing in custom gearing and producing a wide variety of spiral bevel, straight bevel gears, stock gears, spur and helical gears as well as complete gearboxes.

provides online training classes for manufacturers and vocational schools.

We design and manufacture spiral bevel gears. We manufacture bevel gears per your drawing. We also clone gears by replicating an existing gear.

We are the leading supplier of metric Spur Gears, Helical Gears, Spiral & Striaght Bevel Gears, Miter Gars, Ring Gears, Screw Gears, Gear Racks, Worms & Worm Wheels, Ratchets & Pawls, Involute Splines, and related gearing items.

Manufacturers Directory ? Reliable China Manufacturers ? Choose Verified Suppliers

Thingiverse is a universe of things. Download our files and build them with your lasercutter, 3D printer, or CNC.

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

SAE Technical Papers

HowStuffWorks Science has explanations and colorful illustrations related to earth science, life science, and other wonders of the physical world.