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JACOBS 31052D Thread-Mount Keyed Drill Chuck - Thread-Mount Keyed Drill Chucks for Portable Power Tools
JACOBSThread-Mount Keyed Drill Chucks for Portable Power Tools

JACOBS 31052D Thread-Mount Keyed Drill Chuck

The JACOBS 31052D is a thread-mount keyed drill chuck for portable power tools, with a 1/2"-20 mount and a capacity range of 1/16 in to 1/2 in. It features a KK key and ball bearing construction.

SKU 3G-OTH-250333

Also listed as: 31052 D · 31052-D

Brand
JACOBS
Item
31052D Thread-Mount Keyed Drill Chuck
Category
Thread-Mount Keyed Drill Chucks for Portable Power Tools
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

JACOBS
Manufacturer Part Number
31052D

Technical Documents

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

Product Description

The JACOBS 31052D is a thread-mount keyed drill chuck for portable power tools, with a 1/2"-20 mount and a capacity range of 1/16 in to 1/2 in. It features a KK key and ball bearing construction.

Frequently Asked Questions

What is the JACOBS 31052D drill chuck used for?

The JACOBS 31052D is a thread-mount keyed drill chuck designed for portable power tools. It securely holds drill bits from 1/16 in to 1/2 in, making it suitable for drilling in metal, wood, and plastic. Its ball bearing construction ensures smooth operation under load.

What are the specifications of the JACOBS 31052D drill chuck?

The JACOBS 31052D has a 1/2"-20 thread mount and a capacity range of 1/16 in to 1/2 in. It uses a KK key for tightening and features ball bearing construction for reduced friction. The manufacturer part number is 31052D, and it is made by JACOBS.

Where to buy the JACOBS 31052D drill chuck worldwide?

You can source the JACOBS 31052D drill chuck 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.

How to install a thread-mount keyed drill chuck like the JACOBS 31052D?

To install a thread-mount keyed drill chuck, first ensure the power tool spindle is clean. Screw the chuck onto the 1/2"-20 threaded spindle by hand until snug. Use the KK key to tighten the chuck jaws around a bit. Always disconnect power before installation.

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 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
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This solid carbide screw-machine length drill bit features an AltiN coating for wear resistance and a slow spiral flute design. The 135° 4-facet point enables precise centering and reduced thrust. Suitable for horizontal drilling operations in CNC machining centers and automated production lines, it is designed for use in hard materials
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Solid carbide screw-machine length drill bit with a 1/8" diameter, 135° 4-facet point, and slow spiral flute design. Suitable for high-speed, short-hole drilling in automated or manual machines, providing rigidity and efficient chip evacuation in horizontal drilling applications
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Solid carbide screw-machine length drill bit for horizontal drilling applications. Features a 135° 4-facet point and slow spiral flute design for precise hole creation in automated metalworking environments. Diameter: 0.2500 inches. Manufacturer part number: 460-102500
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This solid carbide screw-machine length drill bit features a 135° 4-facet point and slow spiral flute design. It is suited for horizontal drilling operations in automated machining setups, providing precise hole creation in hardened materials
This solid carbide screw-machine length drill bit features a 135° 4-facet point and slow spiral flute design. It is suited for horizontal drilling operations in automated machining setups, providing precise hole creation in hardened materials
Solid carbide screw-machine length drill bit with a 0.1406 in (9/64 in) diameter, featuring a 135° 4-facet point and slow spiral flute design. Suitable for horizontal drilling applications in industrial machining, providing precise hole creation in hard materials
Solid carbide screw-machine length drill bit with a 0.1406 in (9/64 in) diameter, featuring a 135° 4-facet point and slow spiral flute design. Suitable for horizontal drilling applications in industrial machining, providing precise hole creation in hard materials

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