Mitutoyo 053906B Quill Kit for Bridgeport Type Machines


The Mitutoyo 053906B Quill Kit provides an accurate, digital Z-axis position of the quill on a milling machine. This model is ideal for Bridgeport Type machines.

Product Description

The Mitutoyo 053906B Quill Kit is a must-have if you are looking to upgrade your Bridgeport machine to provide superior accuracy and precision. It comes with a control floating zero, readout accuracy down to ±0.001″, SPC output for data transfer, and a 0.0005″ resolution LCD screen. In addition, it has a zero-setting tool that will allow you to set the quill precisely to zero when starting your job. The quill kit also comes with an instruction manual that makes it easy to install on your machine and get started using it right away.

053906B Features

  • Push button controls for inch/mm, zero set, and on/off
  • Easy installation fits most vertical knee mills
  • Powered by a single SR-44 battery which lasts about 1 year with normal use
  • With brackets and scale for Bridgeport Type Machines
  • Easy-to-read LCD with a resolution of 0.0005″/0.01mm
  • SPC output for data transmission to data processors or a remote display
  • LCD unit displays “E-05” for movement error.

About Mitutoyo

Mitutoyo is a global leader in precision measurement and metrology products. With a history spanning over six decades, Mitutoyo solidifies its reputation as a trusted provider of high-quality measurement solutions. Founded in 1934, they continue to push the boundaries of innovation to meet evolving needs worldwide. Their commitment to precision, accuracy, and reliability makes them an indispensable partner. With an extensive range of products, Mitutoyo remains at the forefront of metrology.

Additional Information

Weight 3 lbs
Dimensions 11.5 × 9 × 3.5 in

Single Function, Vertical

Range (in)


Range (mm)


Resolution (in)


Resolution (mm)


Accuracy (in)


Accuracy (mm)


Data Output



Inch/ Metric



Data Output Connection Type




Battery Life

Approx. 1 year


Mounting hardware

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