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JACOBS High-Precision Taper-Mount Keyed Drill Chuck - High-Precision Taper-Mount Keyed Drill Chucks
JACOBSHigh-Precision Taper-Mount Keyed Drill Chucks

JACOBS High-Precision Taper-Mount Keyed Drill Chuck

The JACOBS Drill Chuck, model JCM30221, is a high-precision taper-mount keyed drill chuck with a JT3 mount and a capacity range of 3/64 in to 1/2 in. It features a K3 key and ball bearing construction. This product…

SKU 3G-OTH-04492

Also listed as: JCM 30221 · JCM-30221

Brand
JACOBS
Item
High-Precision Taper-Mount Keyed Drill Chuck
Category
High-Precision Taper-Mount Keyed Drill Chucks
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

JACOBS
Manufacturer Part Number
JCM30221

Technical Documents

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

Product Description

The JACOBS Drill Chuck, model JCM30221, is a high-precision taper-mount keyed drill chuck with a JT3 mount and a capacity range of 3/64 in to 1/2 in. It features a K3 key and ball bearing construction. This product is manufactured by JACOBS.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the JACOBS JCM30221 drill chuck used for?

The JACOBS JCM30221 is a high-precision taper-mount keyed drill chuck used for gripping drill bits in industrial drilling applications. It is designed for use with machine tools and drill presses requiring a JT3 taper mount, providing secure bit retention and concentricity for accurate hole drilling in metal, wood, and plastics.

What are the specifications of the JACOBS JCM30221 drill chuck?

The JACOBS JCM30221 drill chuck has a JT3 taper mount, a capacity range of 3/64 in to 1/2 in, and uses a K3 key for tightening. It features ball bearing construction for smooth operation and reduced wear. The manufacturer part number is JCM30221, and it is made by JACOBS.

Where to buy the JACOBS JCM30221 drill chuck in Singapore?

You can source the JACOBS JCM30221 drill chuck through 3G Electric in Singapore. We supply industrial tooling and handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this JACOBS high-precision keyed drill chuck.

How to install a JACOBS JCM30221 taper-mount drill chuck?

To install the JACOBS JCM30221, clean the JT3 taper on both the chuck and the spindle, then align and firmly seat the chuck onto the taper using a soft-faced mallet or arbor press. Ensure the K3 key is used to tighten the jaws around the bit. Always follow the machine manufacturer's instructions for safe operation.

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 high-precision taper-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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Taper-mount keyed drill chuck with JT33 taper for mounting on machine spindles. Capacity range from 3/64 in to 1/2 in. Uses K3 key for tightening. Suitable for general industrial drilling operations in metalworking, woodworking, and manufacturing
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This taper-mount keyed drill chuck features a JT2 taper mount and a capacity range of 3/64 in to 1/2 in. It includes a K3 key for tightening and loosening the chuck. Suitable for general drilling applications in machining, metalworking, and woodworking where a keyed chuck is required
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Keyless drill chuck with JT33 taper mount for quick bit changes. Capacity range 1/32 in to 33/64 in. Ball bearing construction provides smooth operation. Suitable for industrial drilling applications requiring accurate concentricity

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This JACOBS drill chuck features a JT2 taper mount and a capacity range of 3/64 in to 3/8 in. It includes a K32 key and ball bearing construction for smooth operation. Suitable for gripping drill bits in machining, metalworking, and woodworking applications where accurate concentricity and secure bit retention are required
This JACOBS drill chuck features a JT2 taper mount for secure attachment to machine spindles. It accommodates bit diameters from 3/64 in to 1/4 in and uses a K30 key for tightening. Ball bearing construction reduces friction for smooth operation in precision drilling applications
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