We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

E-Z LOK Heavy Wall Self-Locking Insert M8-1.25 Internal M12-1.75 External 5-Pack - Heavy Wall Self-Locking Inserts
E-Z LOKHeavy Wall Self-Locking Inserts

E-Z LOK Heavy Wall Self-Locking Insert M8-1.25 Internal M12-1.75 External 5-Pack

The E-Z LOK Self Locking Thread Insert is a heavy-wall metric insert with M8-1.25 internal thread size and M12-1.75 external thread size, supplied in a 5-pack (MPN 450-8-PK5). It features 6H internal thread fit and…

SKU 3G-OTH-534133

Also listed as: 4508PK5 · 450 8 PK5

Brand
E-Z LOK
Item
Heavy Wall Self-Locking Insert M8-1.25 Internal M12-1.75 External 5-Pack
Category
Heavy Wall Self-Locking Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

E-Z LOK
Manufacturer Part Number
450-8-PK5
Type
M8-1.25 Int Thrd Sz, M12-1.75 Ext Thrd Sz, 5 PK
Wall Type
Heavy Wall
Thread Type
Metric
Compatible Tap Size
M12-1.75
External Thread Fit
6G
Internal Thread Fit
6H
System of Measurement
Metric

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

E-Z LOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The E-Z LOK Self Locking Thread Insert is a heavy-wall metric insert with M8-1.25 internal thread size and M12-1.75 external thread size, supplied in a 5-pack (MPN 450-8-PK5). It features 6H internal thread fit and 6G external thread fit, and is compatible with M12-1.75 tap size.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is E-Z LOK Self Locking Thread Insert used for?

The E-Z LOK Self Locking Thread Insert repairs or reinforces stripped or worn threads in metal or plastic. Its heavy-wall design provides extra strength for demanding industrial applications, and the self-locking feature resists vibration loosening.

What are the specifications of E-Z LOK 450-8-PK5 thread insert?

This heavy-wall metric insert has M8-1.25 internal thread size and M12-1.75 external thread size. It uses M12-1.75 tap size, with 6H internal thread fit and 6G external thread fit. Supplied in a 5-pack, MPN 450-8-PK5.

Where to buy E-Z LOK thread inserts in worldwide?

3G Electric supplies E-Z LOK thread inserts worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine E-Z LOK products to your facility, regardless of location.

How to install E-Z LOK heavy wall thread insert?

Installation requires tapping the hole to M12-1.75 using a compatible tap, then driving the insert into the tapped hole until it sits flush. The self-locking feature engages upon insertion. Follow standard thread insert installation practices for best results.

E-Z LOK Products

3G Electric supplies E-Z LOK heavy wall self-locking inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from E-Z LOK

View all E-Z LOK parts
Heavy wall self-locking thread insert with 3/4"-10 internal thread (2B fit) and 1"-8 external thread (2A fit). Coarse inch threads. Compatible with #1-8 tap. Plain finish. Supplied in a 5-pack. Used for thread repair or reinforcement in heavy-duty industrial applications requiring extra strength
E-Z LOK
Heavy wall self-locking thread insert with 3/4"-10 internal thread (2B fit) and 1"-8 external thread (2A fit). Coarse inch threads. Compatible with #1-8 tap. Plain finish. Supplied in a 5-pack. Used for thread repair or reinforcement in heavy-duty industrial applications requiring extra strength
Steel heavy wall self-locking insert with #6-32 internal thread and 1/4"-20 external coarse thread. External thread fit 2A, internal thread fit 2B. Compatible with 1/4"-20 tap. Used to repair or reinforce stripped or worn internal threads in metal assemblies, providing vibration-resistant threads for #6-32 fasteners
E-Z LOK
Steel heavy wall self-locking insert with #6-32 internal thread and 1/4"-20 external coarse thread. External thread fit 2A, internal thread fit 2B. Compatible with 1/4"-20 tap. Used to repair or reinforce stripped or worn internal threads in metal assemblies, providing vibration-resistant threads for #6-32 fasteners
This heavy wall self-locking insert is designed to repair or reinforce stripped threads in metal or plastic. It features a 7/16"-20 UNF internal thread and a 5/8"-11 UNC external thread, with 2A external and 2B internal thread fits. Compatible with a 5/8"-11 tap, the insert is supplied in a 5-pack for use in demanding applications requiring extra strength
E-Z LOK
This heavy wall self-locking insert is designed to repair or reinforce stripped threads in metal or plastic. It features a 7/16"-20 UNF internal thread and a 5/8"-11 UNC external thread, with 2A external and 2B internal thread fits. Compatible with a 5/8"-11 tap, the insert is supplied in a 5-pack for use in demanding applications requiring extra strength
Heavy wall self-locking thread insert for repairing or reinforcing stripped threads in metal or plastic. Features #4-40 internal thread size and #10-32 external thread size with coarse thread type. Compatible with #10-32 tap, external thread fit 2A, internal thread fit 2B. Supplied in a 10-pack
E-Z LOK
Heavy wall self-locking thread insert for repairing or reinforcing stripped threads in metal or plastic. Features #4-40 internal thread size and #10-32 external thread size with coarse thread type. Compatible with #10-32 tap, external thread fit 2A, internal thread fit 2B. Supplied in a 10-pack
Heavy wall self-locking insert with #6-32 internal thread and 1/4"-20 external coarse thread. Features 2A external and 2B internal thread fits, compatible with 1/4"-20 tap. Plain finish, inch system. Supplied in a 5-pack. Used for thread repair or reinforcement in metal or plastic applications requiring increased strength
E-Z LOK
Heavy wall self-locking insert with #6-32 internal thread and 1/4"-20 external coarse thread. Features 2A external and 2B internal thread fits, compatible with 1/4"-20 tap. Plain finish, inch system. Supplied in a 5-pack. Used for thread repair or reinforcement in metal or plastic applications requiring increased strength
Heavy wall self-locking thread insert for repairing or reinforcing stripped or worn internal threads in metal assemblies. External thread size 1 3/8"-12 with 2A fit, internal thread size 1"-14 with 2B fit, fine thread. Compatible with 1-3/8"-12 tap. Supplied in a 5-pack
E-Z LOK
Heavy wall self-locking thread insert for repairing or reinforcing stripped or worn internal threads in metal assemblies. External thread size 1 3/8"-12 with 2A fit, internal thread size 1"-14 with 2B fit, fine thread. Compatible with 1-3/8"-12 tap. Supplied in a 5-pack
This 5-pack of heavy wall self-locking inserts provides M12-1.75 internal threads with a 3/4"-10 UNC external thread. Designed for repairing or reinforcing damaged threads in metal or plastic assemblies, the insert locks into a tapped hole to create a durable, reusable metric thread. External thread fit is 2A, internal fit is 2B, and it is compatible with a 3/4"-10 tap
E-Z LOK
This 5-pack of heavy wall self-locking inserts provides M12-1.75 internal threads with a 3/4"-10 UNC external thread. Designed for repairing or reinforcing damaged threads in metal or plastic assemblies, the insert locks into a tapped hole to create a durable, reusable metric thread. External thread fit is 2A, internal fit is 2B, and it is compatible with a 3/4"-10 tap
Heavy wall self-locking thread inserts for repairing or reinforcing stripped or worn threads in metal assemblies. External thread size 3/4"-10, internal thread size 1/2"-13, coarse thread, 2A external fit, 2B internal fit. Compatible with 3/4"-10 tap. Sold in a 5-pack
E-Z LOK
Heavy wall self-locking thread inserts for repairing or reinforcing stripped or worn threads in metal assemblies. External thread size 3/4"-10, internal thread size 1/2"-13, coarse thread, 2A external fit, 2B internal fit. Compatible with 3/4"-10 tap. Sold in a 5-pack