HEATKEYS

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

Worlds largest machinist, CNC and manufacturing forum

CADTutor provides free video tutorials, articles, downloads and a busy community forum for users of AutoCAD and associated software.

Nobody makes gears faster - prototypes, production runs, variety of materials

Academia.edu helps academics follow the latest research.

GlobalSpec is a search engine and information resource for the engineering, industrial and technical communities. We help you quickly find industrial parts, specifications and services.

3DModelSpace helps Engineers and CAD Designers find 3D CAD models and CAD drawings of supplier parts.

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.

Helical Gears, Bevel Gears, Hypoid Gears, Straigh Bevel Gears. Nissei USA - Supplying Precision Gearing Components to OEM Manufacturers Around the Globe

A WPI education has never been more relevant than it is today, because the demand for innovative thinkers who can solve problems on a global scale has never been greater.