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TECHNIKS Collet: ER40 - Standard ER Collets
TECHNIKSStandard ER Collets

TECHNIKS Collet: ER40

The TECHNIKS Collet: ER40, 3/16 in (MPN 04240-3/16) is a standard ER collet from TECHNIKS. It is designed for use with ER40 collet chucks to hold 3/16-inch diameter tool shanks.

SKU 3G-OTH-311585

Also listed as: 04240316 · 04240 3 16 · 04240-3-16

Brand
TECHNIKS
Item
Collet: ER40
Category
Standard ER Collets
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Technical Specifications

TECHNIKS
Manufacturer Part Number
04240-3/16

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

Product Description

The TECHNIKS Collet: ER40, 3/16 in (MPN 04240-3/16) is a standard ER collet from TECHNIKS. It is designed for use with ER40 collet chucks to hold 3/16-inch diameter tool shanks.

Frequently Asked Questions

What is a TECHNIKS ER40 collet used for?

A TECHNIKS ER40 collet is used to securely hold 3/16-inch diameter tool shanks in ER40 collet chucks for machining operations such as milling, drilling, and reaming. It provides precise concentricity and grip for consistent cutting performance across industrial applications.

What are the specifications of the TECHNIKS 04240-3/16 collet?

The TECHNIKS 04240-3/16 is an ER40 standard collet designed to hold 3/16-inch diameter tool shanks. Its manufacturer part number is 04240-3/16. It is compatible with ER40 collet chucks and is suitable for precision workholding in machining centers.

Where to buy TECHNIKS collets worldwide?

3G Electric supplies TECHNIKS collets like the ER40 3/16 in (04240-3/16) to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this precision workholding component.

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

Select an ER collet whose gripping diameter matches your tool shank exactly. For a 3/16-inch shank, use an ER40 collet like the TECHNIKS 04240-3/16. Ensure the collet is clean and undamaged before installation. Always tighten the collet nut to the manufacturer's recommended torque.

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, 5/8 in (MPN 04240-5/8)
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