Stace-Allen precision chucks are uniquely engineered for your application. Our team draws on more than 75 years of experience in a wide range of industries to deliver advanced workholding solutions for the most complex needs.
- Repeatability to .0002 TIR
- Replaceable jaws to .0005 TIR
- 2-to-1 clamping ratio
- Built-in-cylinder or drawbar-operated
- Deep recess to minimize jaw length
- Rotary or stationary
- 2-, 3-, or 4-jaw
- Standard sizes: 3”, 4.75”, 5”, 6.5”, 8”, 10.875”
Precision chuck models
We custom design precision chucks to your specifications, increasing your productivity and reducing waste and downtime. Our unique jaw-mounting design increases accuracy, and our advanced configurations allow more precise adjustments and a greater range of workholding diameters.
Coolant-thru or hole-thru features for internal and external, or external-only chucking.
Sealed or unsealed chucks for stationary or rotary internal and external chucking.
25M, 55D & 93D series
Drawbar-action chucks for internal and external chucking, and hole-thru diameters of 1.00” or 1.65”.
30 & 40 Series
External-only or internal/external chucks with a maximum OD jaw travel of .035”.
Sealed or open chucks with coolant-thru or hole-thru features for internal or external chucking.
Deep recess internal and external chucks, double-acting hole-thru chucks, and coolant-thru chucks.