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Construction Ball – Adjustable Type (1/2″ Ball)

Construction Ball – Adjustable Type (1/2″ Ball)


Brand: Carr Lane

Construction Ball – Adjustable Type (1/2″ Ball)


Precision tooling ball used as a reference point for critical inspection, layout, and machining operations. Adjustable type has no shoulder, so it can be set at any desired height then locked with a setscrew. Concentricity between ball and shank is .0002″ TIR. These Construction Balls are available with 1/4, 3/8, and 1/2″ ball sizes. The 1/2″ ball size is shown here, and is available in several shank diameters and lengths. Made in USA.

Additional information

Product Type

Nominal Diameter

3/8 in

Shank Diameter

0.3750 in

Shank to Ball Center Length

1.5 in


Stainless 1215 steel;1215 steel


Rc 54-56

Standards Met

DFARS;RoHS Compliant

Nominal Ball Diameter

1/2 in

Actual Ball Diameter

0.5000/0.4997 in