3.543 - 3.94"/90 - 100mm Ultima Bore Gaging System Individual Head

3.543 - 3.94"/90 - 100mm Ultima Bore Gaging System Individual Head
SKU: 545652220


Featuring Bowers' historic quality and high-accuracy the Ultima Bore Gaging System is the next generation of Bower's famous Super-Bore line of bore gages and accessories.

Special features:

• Greater accuracy

• Utilizes Bowers' "FASTFIT" measuring heads

• Setting rings manufactured to DIN Standard 2250 part 2.

• Extended head ranges (above 14mm) for greater flexibility and cost-effective measurement.

• All 2-6mm sets supplied as standard with depth-stop.


• Measuring range:.078"-12.3"/2-310mm

• Resolution: .00001"/.0001mm

• Constant spring pressure ensures top repeatability.

• Positive feel when heads self-centre in the bore.

• Fastfit measuring heads for rapid replacement.

• UKAS certificates standard for all measuring heads.

• UKAS certificates standard for all setting rings.

• Ceramic anvils on heads above .472"/12mm

• Blind-bore measurement standard above .472"/12mm

• Possible to connect several probe holders to one single readout to measure different bore sizes at one measuring station.

• The complete range of Bowers special heads are available for the Ultima (grooves, threads, splines, deep-bores etc.).

• Depth stops available for all heads

• Extensions available for deep bore measurement

*Image shown for representational purposes only


• Range: 3.543 - 3.94″/90 - 100mm 
• Accuracy: 0.00006″/0.0015mm
• Measuring Depth: 3.15″/80mm