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TECHNIKS Collet: ER40 - Standard ER Collets
TECHNIKSStandard ER Collets

TECHNIKS Collet: ER40

The TECHNIKS Collet: ER40, 9/16 in (MPN 04240-9/16) is a standard ER collet from TECHNIKS. It is designed for use with ER40 collet chucks to hold 9/16-inch diameter tool shanks.

SKU 3G-OTH-311241

Also listed as: 04240916 · 04240 9 16 · 04240-9-16

Brand
TECHNIKS
Item
Collet: ER40
Category
Standard ER Collets
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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

TECHNIKS
Manufacturer Part Number
04240-9/16

Technical Documents

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

Product Description

The TECHNIKS Collet: ER40, 9/16 in (MPN 04240-9/16) is a standard ER collet from TECHNIKS. It is designed for use with ER40 collet chucks to hold 9/16-inch diameter tool shanks.

Frequently Asked Questions

What is the TECHNIKS ER40 9/16 collet used for?

The TECHNIKS ER40 9/16 collet (MPN 04240-9/16) is used to securely hold 9/16-inch diameter tool shanks in ER40 collet chucks. It is commonly applied in CNC milling, drilling, and machining operations where precise tool clamping and concentricity are required.

What are the specifications of the TECHNIKS 04240-9/16 collet?

The TECHNIKS 04240-9/16 collet is an ER40 standard collet with a 9/16-inch clamping diameter. Its manufacturer part number is 04240-9/16. It is designed for use with ER40 collet chucks to hold tool shanks of that exact diameter.

Where to buy TECHNIKS ER40 collets worldwide?

3G Electric supplies TECHNIKS ER40 collets like the 04240-9/16 to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this and other TECHNIKS tooling components.

How to select the correct ER collet size for a tool shank?

Select an ER collet whose clamping diameter matches your tool shank diameter exactly. For a 9/16-inch shank, use a collet marked 9/16 in, such as the TECHNIKS 04240-9/16. Always verify the collet series (e.g., ER40) matches your chuck. Avoid oversizing to maintain runout accuracy.

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 standard er collets. 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
TECHNIKS Collet: ER40, 5/16 in (MPN 04240-5/16)
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TECHNIKS Collet: ER40, 16 mm (MPN 04240-16)
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TECHNIKS Collet: ER40, 16 mm (MPN 04240-16)
TECHNIKS Collet: ER40, 3/16 in (MPN 04240-3/16)
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TECHNIKS Collet: ER40, 9 mm (MPN 04240-09)
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