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TECHNIKS Collet Chuck Extension: ER11, 3/4 in Shank Dia - Double-End ER Collet Chuck Extensions
TECHNIKSDouble-End ER Collet Chuck Extensions

TECHNIKS Collet Chuck Extension: ER11, 3/4 in Shank Dia

The TECHNIKS Double-End ER Collet Chuck Extension (MPN 04803-DE) is an ER11 collet chuck extension with a 3/4 in shank diameter and 12 mm projection, designed for coolant-through applications. 3G Electric interprets…

SKU 3G-OTH-455343

Brand
TECHNIKS
Item
Collet Chuck Extension: ER11, 3/4 in Shank Dia
Category
Double-End ER Collet Chuck Extensions
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Technical Specifications

TECHNIKS
Manufacturer Part Number
04803-DE
Shank Dia
3/4 in
Projection
12 mm
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TECHNIKS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TECHNIKS Double-End ER Collet Chuck Extension (MPN 04803-DE) is an ER11 collet chuck extension with a 3/4 in shank diameter and 12 mm projection, designed for coolant-through applications. 3G Electric interprets customer demand and delivers genuine industrial equipment across 14 departments—and far more—with specialist depth in combustion, pumps, and controls as an authorized distributor for brands like Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.

Frequently Asked Questions

What is a TECHNIKS Double-End ER Collet Chuck Extension used for?

This TECHNIKS Double-End ER Collet Chuck Extension (MPN 04803-DE) is used in CNC machining to hold cutting tools securely. Its ER11 collet design and coolant-through capability allow for efficient chip evacuation and heat reduction during high-speed milling, drilling, and reaming operations across metalworking industries.

What are the specifications of the TECHNIKS 04803-DE collet chuck extension?

The TECHNIKS 04803-DE is an ER11 double-end collet chuck extension with a 3/4 in shank diameter and 12 mm projection. It features coolant-through capability for improved tool life and surface finish. This part is designed for precision toolholding in industrial machining applications.

Where to buy TECHNIKS collet chuck extensions worldwide?

3G Electric supplies TECHNIKS collet chuck extensions like the 04803-DE to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this genuine TECHNIKS part.

How to select the right ER collet chuck extension for a CNC machine?

Select an ER collet chuck extension by matching the shank diameter to your machine spindle (e.g., 3/4 in for this TECHNIKS 04803-DE), the collet size (ER11) to your tool shank, and the projection length (12 mm) to reach the workpiece. Ensure coolant-through compatibility if your operation requires internal coolant delivery.

Used in

Common applications for TECHNIKS
CNC milling — TECHNIKS BT40 end mill holders with coolant-through-spindle for high-speed machining of steel and aluminum.
High-pressure coolant machining — TECHNIKS sealed ER20 coolant collets for deep-hole drilling and chip evacuation in aerospace components.
Precision tool holding — TECHNIKS standard ER32 collets for holding drills and reamers in automated lathe operations.
Heavy-duty milling — TECHNIKS TG150 collets for clamping large-diameter tools in roughing operations on cast iron.
Coolant-through-spindle applications — TECHNIKS plug-style ER40 coolant collets for delivering coolant to the cutting edge in multi-axis machining centers.

TECHNIKS Products

3G Electric supplies TECHNIKS double-end er collet chuck extensions. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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TECHNIKS Collet Chuck Extension: ER11, 3/4 in Shank Dia, 12 mm Projection (MPN 04804-DE). Key specifications — attr1038801: Coolant Through; attr1033126: TECHNIKS.