TECHNIKSStandard ER Collets

TECHNIKS Collet: ER40

The TECHNIKS Collet: ER40, 1/8 in is a standard ER collet from TECHNIKS, identified by manufacturer part number 04240-1/8. This collet is designed for gripping tool shanks with a 1/8-inch diameter in ER40 collet chucks.

SKU 3G-OTH-311373

Brand

TECHNIKS

Item

Collet: ER40

Technical Specifications

TECHNIKS

Manufacturer Part Number

04240-1/8 

View Full Spec Sheet

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

TECHNIKS Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the TECHNIKS ER40 collet 1/8 in used for?

The TECHNIKS ER40 collet, MPN 04240-1/8, is used to grip tool shanks with a 1/8-inch diameter in ER40 collet chucks. It is commonly applied in CNC milling, drilling, and machining operations where precise tool holding and concentricity are required.

What are the specifications of the TECHNIKS collet 04240-1/8?

The TECHNIKS collet 04240-1/8 is a standard ER40 collet designed for a 1/8-inch tool shank diameter. The manufacturer part number is 04240-1/8, and it is made by TECHNIKS. It fits ER40 collet chucks for secure gripping in machining applications.

Where to buy TECHNIKS collet 04240-1/8 worldwide?

3G Electric supplies the TECHNIKS collet 04240-1/8 worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this ER40 collet for your machining needs.

How to select the correct ER40 collet size for a tool shank?

To select the correct ER40 collet, measure the tool shank diameter precisely. The TECHNIKS collet 04240-1/8 is designed for a 1/8-inch shank. Ensure the collet size matches the shank exactly to avoid runout and ensure secure gripping in the collet chuck.

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.

Browse all TECHNIKS products →Contact our engineers →