TECHNIKS Collet: ER40
The TECHNIKS Collet: ER40, 3/8 in is a standard ER collet from TECHNIKS, identified by manufacturer part number 04240-3/8. This collet is designed for use with ER40 collet chucks to hold 3/8-inch diameter tool shanks.
SKU 3G-OTH-311468
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Product Description
The TECHNIKS Collet: ER40, 3/8 in is a standard ER collet from TECHNIKS, identified by manufacturer part number 04240-3/8. This collet is designed for use with ER40 collet chucks to hold 3/8-inch diameter tool shanks.
Frequently Asked Questions
What is the TECHNIKS ER40 3/8 in collet used for?
The TECHNIKS ER40 collet (MPN 04240-3/8) is used to securely hold 3/8-inch diameter tool shanks in ER40 collet chucks. It is a standard component for milling, drilling, and machining operations where precise tool clamping and concentricity are required.
What are the specifications of the TECHNIKS 04240-3/8 collet?
The TECHNIKS 04240-3/8 is an ER40 standard collet designed for 3/8-inch shank tools. It is manufactured by TECHNIKS and is compatible with ER40 collet chucks. The collet provides reliable grip and runout accuracy for industrial machining applications.
Where to buy TECHNIKS collets worldwide?
3G Electric supplies TECHNIKS collets like the ER40 3/8 in (04240-3/8) to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this and other industrial tooling components.
How to select the correct ER collet size for a tool shank?
Select an ER collet that matches the exact diameter of your tool shank. For a 3/8-inch shank, use an ER40 collet like the TECHNIKS 04240-3/8. Ensure the collet is clean and undamaged before installation. Always tighten the collet nut to the manufacturer's recommended torque for secure clamping.
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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.















