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3G Electric
JACOBS Thread-Mount Keyed Drill Chuck, 3/8"-24, 1/16"-3/8" Capacity, K30 Key - Thread-Mount Keyed Drill Chucks for Portable Power Tools
JACOBSThread-Mount Keyed Drill Chucks for Portable Power Tools

JACOBS Thread-Mount Keyed Drill Chuck, 3/8"-24, 1/16"-3/8" Capacity, K30 Key

The JACOBS Drill Chuck (MPN JCM30246) is a thread-mount keyed drill chuck for portable power tools, with a 3/8"-24 mount and a capacity of 1/16 in to 3/8 in. It includes a K30 key for tightening and loosening the chuck.

SKU 3G-OTH-250314

Also listed as: JCM 30246 · JCM-30246

Brand
JACOBS
Item
Thread-Mount Keyed Drill Chuck, 3/8"-24, 1/16"-3/8" Capacity, K30 Key
Part Number
JCM30246
Category
Thread-Mount Keyed Drill Chucks for Portable Power Tools
Available to Order
Also known as:JCM30246JACOBS
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

JACOBS
Manufacturer Part Number
JCM30246

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JACOBS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The JACOBS Drill Chuck (MPN JCM30246) is a thread-mount keyed drill chuck for portable power tools, with a 3/8"-24 mount and a capacity of 1/16 in to 3/8 in. It includes a K30 key for tightening and loosening the chuck.

Frequently Asked Questions

What is the JACOBS Drill Chuck JCM30246 used for?

The JACOBS Drill Chuck JCM30246 is a thread-mount keyed chuck designed for portable power tools. It securely holds drill bits from 1/16 in to 3/8 in capacity, making it suitable for drilling in metal, wood, and plastic. The included K30 key provides reliable tightening for precision work.

What are the specifications of the JACOBS Drill Chuck JCM30246?

The JACOBS Drill Chuck JCM30246 has a 3/8"-24 thread mount and a capacity range of 1/16 in to 3/8 in. It is a keyed chuck that comes with a K30 key for operation. The manufacturer part number is JCM30246, and it is designed for portable power tools.

Where to buy the JACOBS Drill Chuck JCM30246 worldwide?

You can source the JACOBS Drill Chuck JCM30246 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 on this JACOBS chuck.

How to install a thread-mount keyed drill chuck like the JACOBS JCM30246?

To install a thread-mount keyed drill chuck like the JACOBS JCM30246, first ensure the power tool spindle is clean. Screw the chuck onto the 3/8"-24 threaded spindle by hand until snug. Insert a drill bit, then use the K30 key to tighten each hole evenly. Always disconnect power before installation.

Used in

Common applications for JACOBS
Metalworking job shops — JACOBS MT3 to MT3 Morse taper extension (30450DN) for extending reach when drilling deep holes on a milling machine.
Automotive engine rebuilding — JACOBS MT2 to MT2 Morse taper extension (30446N) used in a drill press to adapt short tooling for cylinder head work.
Aerospace component manufacturing — JACOBS MT4 to MT5 Morse taper extension socket (30455DN) to adapt MT4 tooling to an MT5 spindle on a large machining center.
General maintenance and repair — JACOBS MT3 to MT2 Morse taper extension (30447DN) for adapting MT2 shank tools to an MT3 spindle in a maintenance workshop.
Tool rooms and die maintenance — JACOBS MT5 to MT4 Morse taper extension (30454N) to reduce from MT5 spindle to MT4 tooling for precision reaming operations.
Heavy equipment repair — JACOBS MT3 to MT4 Morse taper extension (30452N) used in a radial arm drill to adapt MT3 tools to an MT4 spindle for large hole drilling.
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JACOBS Products

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

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