LYNDEX-NIKKEN Round 3J Collet, 5/16 in, MPN 300-020

The LYNDEX-NIKKEN Collet: 3J, 5/16 in is a round 3J collet from LYNDEX-NIKKEN, identified by manufacturer part number 300-020. This collet is designed for holding 5/16 in diameter tool shanks in 3J collet systems.

SKU 3G-OTH-251740

Also listed as: 300020 · 300 020

Brand

LYNDEX-NIKKEN

Item

Round 3J Collet, 5/16 in, MPN 300-020

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

LYNDEX-NIKKEN

Manufacturer Part Number

300-020 

Technical Documents

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LYNDEX-NIKKEN Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the LYNDEX-NIKKEN 3J collet used for?

The LYNDEX-NIKKEN 3J collet is used for holding 5/16 in diameter tool shanks in 3J collet systems. It is commonly applied in precision machining operations such as milling, drilling, and reaming where accurate concentricity and secure tool clamping are required.

What are the specifications of the LYNDEX-NIKKEN 3J collet 300-020?

The LYNDEX-NIKKEN 3J collet, MPN 300-020, is a round 3J collet designed for 5/16 in tool shanks. It is manufactured by LYNDEX-NIKKEN and is compatible with standard 3J collet chucks. The collet provides precise clamping for round-shank cutting tools in industrial machining.

Where to buy LYNDEX-NIKKEN 3J collets worldwide?

You can source LYNDEX-NIKKEN 3J collets worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the 300-020 collet.

How to select the correct LYNDEX-NIKKEN 3J collet for a 5/16 in shank?

To select the correct LYNDEX-NIKKEN 3J collet, match the collet's gripping diameter to your tool shank size. The 300-020 collet is specifically designed for 5/16 in shanks. Ensure your collet chuck accepts 3J series collets. Always verify the collet's condition and cleanliness before installation for optimal runout accuracy.

Used in

Common applications for LYNDEX-NIKKEN

General CNC milling — LYNDEX-NIKKEN ER40 collets (e.g., E40-984) for holding end mills in vertical machining centers.

Lathe workholding — LYNDEX-NIKKEN 5C round collets (e.g., 520-017) for clamping cylindrical workpieces in CNC lathes.

Tapping operations — LYNDEX-NIKKEN rigid tap collets (e.g., ET40-700) for rigid tapping on machining centers.

European machine tool spindles — LYNDEX-NIKKEN SK10 and SK16 collets (e.g., SK10-9, SK16-9.5) for SK taper spindles.

Hex workpiece clamping — LYNDEX-NIKKEN 16C hex collets (e.g., 163-040) for holding hex-shaped stock in grinding or milling fixtures.

Precision toolholding for small diameters — LYNDEX-NIKKEN ER16 collets (e.g., E16-078) for 2 mm shank tools in micro-machining.

LYNDEX-NIKKEN Products

3G Electric supplies LYNDEX-NIKKEN round 3j collets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all LYNDEX-NIKKEN products →Contact our engineers →