18th Jul 2026, 03:51 PM

E-Z LOK Threaded Insert for Metal 303 Stainless Steel Thread Inserts 3 /8-16 Internal Threads, 9 /16-12 External Threads, 0.515 inch Length-(Pack of 10,50 Count Total)

Name: E-Z LOK Threaded Insert for Metal 303 Stainless Steel Thread Inserts 3 8-16 Internal Threads,9 16-12 External Threads,0.515 inch Length-Pack of 10,50 Count Total
Brand: E-Z LOK
Price: 142.2 USD
Availability: InStock
Rating: 9.4 (200 reviews)

Price may vary by location, shipping cost, and availability.

$142.20

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Highest: $173.90

Average: $111.84

Lowest: $40.88

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Based our analysis and observation, there is 58.00% chance that the price of E-Z LOK Threaded Insert for Metal 303... will increase. Price of product might fluctuate around 3% from current price.*

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Price History Information

You can check the price history of E-Z LOK Threaded Insert for Metal 303 Stainless Steel Thread Inserts 3 /8-16 Internal Threads, 9 /16-12 External Threads, 0.515 inch Length-(Pack of 10,50 Count Total) here. This product's current Price in USA is $142.20. The average and highest prices are $111.84 and $173.90 respectively.

Lowest Ever Price	$40.88
28th Apr 2024
Average Price	$111.84
Based on 1184 days price tracking
Highest Price	$173.90
7th Sep 2025

Price History of All Variants of E-Z LOK Threaded Insert for Metal 303...

Offer Price: $17.00

E-Z LOK - 453-8 E-Z Lok Externally Threaded Insert, 303 Stainless Steel, M8-1.25 Internal Threads, M12x1.75 External Threads, 12.50mm Length, Made in US (Pack of 5)

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Offer Price: $22.57

E-Z Lok Externally Threaded Insert, 303 Stainless Steel, 3/8"-16 Internal Threads, 9/16"-12 External Threads, 0.515" Length, Made in US (Pack of 5)

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Offer Price: $43.40

E-Z LOK - 453-6 E-Z Lok Externally Threaded Insert, 303 Stainless Steel, M6-1.0 Internal Threads, M10x1.5 External Threads, 10.49mm Length, Made in US - (Pack of 20,100 Count Total)

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Offer Price: $23.89

E-Z Lok Externally Threaded Insert, 303 Stainless Steel, 7/16"-14 Internal Threads, 5/8"-11 External Threads, 0.656" Length, Made in US (Pack of 5)

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Offer Price: $394.82

E-Z Lok Externally Threaded Insert, 303 Stainless Steel, 5/16"-24 Internal Threads, 1/2"-13 External Threads, 0.484" Length, Made in US (Pack of 5)

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Offer Price: $25.89

E-Z LOK - 453-12 E-Z Lok Externally Threaded Insert, 303 Stainless Steel, M12-1.75 Internal Threads, M16x2.0 External Threads, 16.99mm Length, Made in US (Pack of 5)

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Price: $255.32

E-Z LOK Threaded Insert for Metal - 303 Stainless Steel, 7/16-14 Internal, 5/8-11 External, 0.656" Length - Pack of 10 (50 Count Total)

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Offer Price: $12.49

E-Z LOK - 453-6 E-Z Lok Externally Threaded Insert, 303 Stainless Steel, M6-1.0 Internal Threads, M10x1.5 External Threads, 10.49mm Length, Made in US (Pack of 5)

Get Deal

Offer Price: $142.20

E-Z LOK Threaded Insert for Metal 303 Stainless Steel Thread Inserts 3/8-16 Internal Threads, 9/16-12 External Threads, 0.515" Length-(Pack of 10,50 Count Total)

Get Deal

Price: $11.45

E-Z LOK Threaded Insert for Metal - 303 Stainless Steel, 7/16-14 Internal, 5/8-11 External, 0.656" Length - Pack of 10 (50 Count Total)

Get Deal

Offer Price: $160.25

E-Z LOK Threaded Insert for Metal - 303 Stainless Steel, 7/16-14 Internal, 5/8-11 External, 0.656" Length - Pack of 10 (50 Count Total)

Get Deal

Current Price in USA

Price	$142.20

Recent Price Drops on E-Z LOK Threaded Insert for Metal 303 Stainless Steel Thread Inserts 3 /8-16 Internal Threads, 9 /16-12 External Threads, 0.515 inch Length-(Pack of 10,50 Count Total)

Price Drop 3rd Jul 2026

$171.90 → $124.81

27.39% drop

Price Drop 30th Apr 2026

$163.50 → $138.34

15.39% drop

Price Drop 1st Mar 2026

$163.50 → $121.30

25.81% drop

Price Drop 1st Oct 2025

$173.90 → $163.50

5.98% drop

Price Drop 18th Jul 2025

$120.42 → $107.22

10.96% drop

Price Drop 17th Jul 2025

$146.50 → $120.42

17.8% drop

Product Information

Details

Product Name	E-Z LOK Threaded Insert for Metal 303 Stainless Steel Thread Inserts 3 /8-16 Internal Threads, 9 /16-12 External Threads, 0.515 inch Length-(Pack of 10,50 Count Total)
Store Product Code	B0BSRBNMT3
Store Name	amazon.com
Brand	E-Z LOK
Rating	9.4 / 10
Category	Helical Threaded Inserts
Product Manufacturer	E-Z LOK
Model Number	303-6
Color	Black
Size	9/16-12
Dimensions	7 x 3 x 2.5 inches

Features

THREADED INSERTS FOR METAL E-Z LOK Thread Inserts for metal. Solid threaded inserts that are strong, easy to install, and self-locking. For optimal holding power in metal.
INSTALL WITH STANDARD TOOLS 303 stainless steel threaded inserts machined out of solid steel for strength. Install with standard tools. No special drills, taps, or special installation tools are needed.
QUICKLY REPAIR DAMAGED THREADS Quickly repair damaged threads or reinforce tapped holes in soft metals with these steel thread inserts.
FOR USE WITH APPLICATIONS The threaded inserts are designed for use with soft metals: aluminum, cast iron, magnesium, etc.
STRONG THREADS MADE EASY Simply drill the hole with a standard drill. Tap the hole with a standard tap. Turn in the insert with a screwdriver, bolt/jam nut, or an E-Z LOK drive tool.

Images

Image of E-Z LOK Threaded Insert for Metal 303 Stainless Steel Thread Inserts 3 /8-16 Internal Threads, 9 /16-12 External Threads, 0.515 inch Length-(Pack of 10,50 Count Total)

Rating and Reviews

9.4 Based on 200 reviews

E-Z LOK Threaded Insert for Metal 303 has 9.4 rating out of 10. This average rating is consist of 200 individual ratings. You can rate this product at product review page.