Develop & Patent
George Roehr, an MIT graduate, develops and receives patents for the first ever Collapsible Core.
Founded & Incorporated
Roehr Tool founded and Incorporated to start manufacturing the RT line of collapsible cores in Waltham, MA.
Manufacturing Operation Moves
Roehr Tool moves its manufacturing operations from Waltham, MA to Hudson, MA.
MiniCore Product Line
Roehr Tools MiniCore® product line developed reducing collapsing diameters to .425” (10.8mm)
MiniCore Patents Received
Patents received for MiniCore® designs.
Expandable Cavities Development
Roehr Tool develops Expandable Cavities for the release of external threads and undercuts as custom products.
Acquisition by Progressive Components
Roehr Tool acquired by industry leading component supplier, Progressive Components of Wauconda, IL.
Dovetail Series Debut
Roehr Tool releases the Dovetail Series Collapsible Core at the National Plastics Exhibition in Chicago. (NPE)
Dovetail Patents Received
Patents received for Dovetail Collapsible Core Quick Lock Plates and Retention Sleeves.
B-Side Expandable Cavity
Roehr Tool release four B-Side Expandable Cavity as catalog standards.
Expandable Cavity Hollow Bolt & Pin Bolt Attachment Patent Received
Patents received for Expandable Cavity Hollow Bolt and Pin Bolt attachment method products.
Dovetail Sub-10 Series
Roehr Tool releases the Sub-10 Series of Dovetail Collapsible Cores reducing collapse diameters to .275”. (7mm)
Roehr Tool purchased by employees David Helenius and Keith Edwards and moves operations to Leominster, MA.