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JACOBS Drill Chuck: 1/2"-20, 5/64 in to 1/2 in Capacity - Thread-Mount Keyed Drill Chucks
JACOBSThread-Mount Keyed Drill Chucks

JACOBS Drill Chuck: 1/2"-20, 5/64 in to 1/2 in Capacity

The JACOBS Drill Chuck, model JCM6287, is a thread-mount keyed drill chuck with a 1/2"-20 mount and a capacity range of 5/64 in to 1/2 in. It includes a K32 key for tightening and loosening the chuck. This product is…

SKU 3G-OTH-241883

Brand
JACOBS
Item
Drill Chuck: 1/2"-20, 5/64 in to 1/2 in Capacity
Category
Thread-Mount Keyed Drill Chucks
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Technical Specifications

JACOBS
Manufacturer Part Number
JCM6287
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JACOBS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JACOBS Drill Chuck, model JCM6287, is a thread-mount keyed drill chuck with a 1/2"-20 mount and a capacity range of 5/64 in to 1/2 in. It includes a K32 key for tightening and loosening the chuck. This product is manufactured by JACOBS under part number JCM6287.

Frequently Asked Questions

What is the JACOBS Drill Chuck JCM6287 used for?

The JACOBS Drill Chuck JCM6287 is used for securely holding drill bits in industrial drilling applications. It is designed for thread-mount spindles with a 1/2"-20 thread and accommodates bit shanks from 5/64 in to 1/2 in, making it suitable for precision drilling in metalworking and woodworking.

What are the specifications of the JACOBS Drill Chuck JCM6287?

The JACOBS Drill Chuck JCM6287 has a 1/2"-20 thread mount and a capacity range of 5/64 in to 1/2 in. It includes a K32 key for tightening. The manufacturer part number is JCM6287, and it is a keyed drill chuck designed for reliable bit retention in industrial environments.

Where to buy the JACOBS Drill Chuck JCM6287 worldwide?

You can source the JACOBS Drill Chuck JCM6287 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine JACOBS components for your operations.

How to install a thread-mount drill chuck like the JACOBS JCM6287?

To install the JACOBS JCM6287, clean the spindle threads and the chuck's 1/2"-20 mount. Hand-tighten the chuck onto the spindle, then use the included K32 key to secure it by turning each key hole sequentially. Always verify concentricity before operation. Refer to the manufacturer's manual for torque specifications.

Used in

Common applications for JACOBS
General machining – JACOBS keyed drill chucks (e.g., MPN JCM6214, JT2 mount) for manual drill presses and milling machines.
Production drilling – JACOBS high-precision keyless chucks (e.g., MPN 31415, MT4) for automated CNC drilling centers.
Corrosive environment toolholding – JACOBS stainless steel chucks (e.g., MPN JCM6624Z) for food processing or chemical plant maintenance.
Spindle adaptation – JACOBS Morse taper sleeves (e.g., MPN 30427DN) for retrofitting older machine tools with modern chucks.
Portable drilling – JACOBS thread-mount chucks (e.g., MPN JCM6204, 5/16-24) for hand-held electric drills and magnetic base drills.

JACOBS Products

3G Electric supplies JACOBS thread-mount keyed drill chucks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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