Coreholders, Mechanical Chucks, Air Chucks, Air Shafts, Torque Activated, Adapters, Mandrels

When the difference matters, JRC is the difference.

JRC manufactures standard designs and custom engineered Chucks and
shafts for all applications.

The following is a partial list and brief description of some products.

Thru Bore Air Chucks with lengths up to 24" and various inflating methods.
These chucks may be used in either new of existing shafts.
Single and Double End Supported Air Shafts custom designed to customer specifications.
Lateral (Sideway) Adjusting Air Chuck and Shaft Assemblies designed to customer specifications.
Rotating Air Chuck and Shaft Assemblies with stationary shaft and rotating chuck.
Rotating Lateral Adjustment Air Chuck and Stationary Shaft Assemblies with mounting hubs and rotary unions.
Air Chucks and Shafts with Built-In "On-Off" Inflation Switch. Available in rotating chuck and shaft assembly and thru bore chucks.
Small Diameter Air Shafts starting @ 1 inch diameter up to 2 1/2 inch diameter. Available in lengths to 22 inch.
Thru Bore Mechanical Chucks available in lengths up to 24 inch.
Single and Double End Supported Mechanical Shafts custom designed to customer specifications.
Lateral (Sideway) Adjusting Mechanical Chuck and Shaft Assemblies designed to customer specifications.
Rotating Mechanical Chuck and Shaft Assemblies with stationary and rotating chuck.
Rotating Lateral Adjustments Mechanical Chuck an Stationary Shaft Assemblies with mounting hubs designed to customer specifications.
Small Diameter Mechanical Shafts under 70mm diameter