Description
Oneway Stronghold Chucks
This heavy-duty chuck is designed for large lathes (16″ swing or greater) to provide maximum gripping power!
The body diameter of this chuck is 4″ (the largest currently available in our chuck family).
The chuck weighs approximately 8 lbs (fully assembled with the No. 2 Jaws). It is considerably heavier than the Talon Chuck (3.5 lbs) or Oneway Chuck (4.5 lbs) which makes it a very desirable chuck for large size lathe owners who want an exceptionally powerful grip for turning larger pieces.
The Stronghold Chuck is operated by a key. Key operation provides two major advantages:
- One handed operation
- Solid holding power
- 5 to 1 ratio assures powerful clamping
Note: If your lathe is less than a 16″ swing, we recommend our Talon Chuck.
KEY FEATURES INCLUDE:
- Single-Hand Key Operation
- Our Patented Over-Extension Safety System
- 4-Jaw Scroll Chuck
- Rugged Base Jaw Design
ACCESSORY JAWS
A wide range of accessory jaws are available for this chuck to cover all your turning requirements.
The following Jaw sets are available for this chuck:
- Spigot Jaws – smaller turnings
- #3 and #4 Jaws – turning large bowls, vases, etc.
- #5 and #6 Jaws – turning larger bowls, vases, etc.
- Jumbo Jaws – finishing the bottom of bowls, or holding odd shaped pieces
- Flat Jaws – make custom jaws and attach them to these plates
- Collet Jaws – used to hold a large variety of round stock
CAPACITIES
Capacities of the Stronghold chuck with standard #2 Jaws:
|
Minimum |
Maximum |
|
|
External Compression |
1-3/4″ |
3-1/4″ |
|
Internal Expansion |
2-3/8″ |
4″ |
COMPATIBILITY
Stronghold Chuck jaws are NOT compatible with either the original ONEWAY Chuck OR the Talon Chuck.
This chuck can fit spindles as large as 1-1/2″ diameter with our adaptor system.






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