Extrusion Press Maintenance Manual


Thumb Tool & Engineering together with Mid-South Extrusion Die and Central Extrusion Die (Together known as MSCED) now position Gemini Group as the second largest supplier of aluminum extrusion dies and tooling in North America. This partnership allows Gemini Group to offer its customers an unmatched level of engineering and design expertise as well as strategic production pionts to cut down on lead times.  Product lines include:

Die Rings


Containers & Liners - reface and reline containers as well as produce new container assemblies.  Our new automated system for removal and installation of container liners and our large inventory of liner blanks results in short lead times for container work.

Alignment Tools

Dummy Blocks - tall, quick-change dummy blocks for easy rotation and fast change time.  Our on-the-shelf inventory allows for same- or next-day shipping.

Shear Blades

Cleanout Blocks

Die Retainers & Horseshoes

Pressure Rings & Ram Stem Pressure Plates


Thumb Tool & Engineering a Gemini Group Company

354 Liberty Street - Bad Axe MI 484513 - USA

Tel 800.292.0268  or  +989.269.9731

Fax +989.269.6021

Email: metalsales@grminigroup.net