Also available with 0.000025" (25 millionths) (0.64µ) repeatability. Master Jaws move at perfect right angle to centerline of spindle.
Unit of Measure

Specifications

Size

N/A 4 Inch100 mm

Repeatability (Max. Concentricity)

N/A 0.000025" (25 millionths) (0.64µ) 0.0001 (2.5µ) T.I.R.

Repeatability (Max. End Lengths)

N/A 0.0001 (2.5µ) T.I.R.

Max. Jaw Opening

N/A 0.100 Inch2.54 mm

Force per Jaw

N/A 625 lb284 kg

Weight (with Aluminum Jaws)

N/A 5 3/4 lb2.61 kg

Weight (with Steel Jaws)

N/A 6 1/4 lb2.84 kg

No. of Jaws

N/A 3

Counterbore Size

N/A 5/16 Inch8.00 mm

Counterbore Depth

N/A 1 1/2 Inch38.1 mm

Top Jaws

N/A Located on hardened steel pins in master jaws & secured by socket head cap screws

Max. Recommended Speed

N/A 3000 rpm

Materials

Body

N/A Class 80 Ductile Cast Iron

Master Jaws

N/A Hardened Steel

Wedge

N/A Hardened Steel

Air Cylinder

N/A Aluminum, O-Ring Sealed