Magnum Morse Taper 1 to Jacobs Taper 33 Drill Chuck Adapter (AMT1JT33)

Facilitating the mount of medium-duty chucks onto MT1 spindles, the Magnum AMT1JT33 Adapter is a critical component for precision drilling operations. This adapter features an MT1 Morse Taper shank paired with a JT33 Jacobs Taper mount, a common standard for high-speed drill chucks. The precision ground finish eliminates runout, ensuring that the drill bit remains concentric to the spindle axis throughout the machining cycle. Built from durable tool steel, the AMT1JT33 is designed to withstand the compressive loads of vertical drilling and the rotational torque of tapping.

Features

• JT33 Taper Interface - Specifically sized for 1/2" (12.7 mm) and smaller capacity JT33 chucks.
• Runout Control - Precision ground surfaces ensure minimal spindle vibration and improved hole accuracy.
• Rigid One-Piece Design - Manufactured as a single solid unit for maximum strength and load distribution.

Specifications

• Machine Side: MT1 (Morse Taper 1)
• Tool Side: JT33 (Jacobs Taper 33)
• Material: Hardened Steel
• Supplier Part Number: AMT1JT33
• KMS Product Code: MAG-AMT1JT33

Common Shop Applications

• Mounting Jacobs taper drill chucks into the tailstock of a lathe.
• Adapting specialized chucks to a drill press spindle.

Recommended Shop Add-Ons

• Don't forget: Magnum Drill Chuck - The required component to securely hold your drill bits on this arbor.
• Our machining experts suggest: Magnum Drift Key - Essential for safely ejecting Morse taper tooling from your machine's spindle without damage.

Frequently Asked Questions

Q: How do I install a chuck onto this adapter? A: Clean both taper surfaces thoroughly, retract the chuck jaws fully, and tap the chuck onto the adapter using a brass hammer or wooden block.

Q: Will this adapter slip under heavy load? A: The precision-ground friction fit of both the Morse and Jacobs tapers ensures the adapter self-locks under rotational load, preventing slippage.