Description
Mount Jacobs Taper 3 drill chucks directly into Morse Taper 3 spindles. The Magnum AMT3JT3 adapter arbor provides a solid, concentric connection between your tooling and the machine.
Features
- Tapered Arbor Mount – Adapts an MT3 machine spindle or tailstock to accept JT3 tooling
- Friction Fit – Relies on matching tapers to lock the chuck tightly in place without set screws
Specifications
- Machine End: Morse Taper 3 (MT3)
- Chuck End: Jacobs Taper 3 (JT3)
- Supplier Part Number: MT3-JT3
- KMS Product Code: MAG-AMT3JT3
Common Shop Applications
- Mounting a JT3 drill chuck into an MT3 drill press spindle
- Equipping a lathe tailstock with a drill chuck for center drilling
Recommended Shop Add-Ons
- Equip the arbor with a Magnum JT3 Drill Chuck
- Remove the arbor easily using a Magnum Drift Key
Frequently Asked Questions
Q: What size drill chuck taper does this arbor fit? A: This arbor adapter fits chucks with a Jacobs Taper 3 (JT3) mount.
Q: What machine spindle taper does it require? A: It requires a machine spindle or tailstock equipped with a Morse Taper 3 (MT3).









