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Hot sale!M5*0.8-8mm 303stainless steel keyserts key locking insert

  • 100-499 Pieces
  • >=500 Pieces
- + Pieces available
0piecesselected, US $in total
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Shipping fee:
Depends on the order quantity.
Lead Time:
2 day(s) after payment received
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Quick Details
Place of Origin:
Henan, China
Brand Name:
Model Number:
Hot sale!M5*0.8-8mm 303stainless steel keyserts key locking insert
303 Stainless steel
dry film processing
plastic bags and carton box

Packaging & Delivery

Selling Units:
Single item
Single package size: 
5X5X5 cm
Single gross weight:
0.009 kg
Package Type:
Hot sale!M5*0.8-8mm 303stainless steel keyserts key locking insert plastic bags with carton box
Picture Example:
Lead Time :

Hot sale!M5*0.8-8mm 303stainless steel keyserts key locking insert


Product Description

Key locking inserts provide high strength and reliability and are designed to provide high resistance to rotation and pull-out loads. After installation into the tapped hole, the locking keys   on each key locking inserts are driven down through the threads of the parent material, locking the insert firmly and permanently in place.  



Can be used in virtually any material including aluminum, cast iron, steel, plastics.



Materials & Finishes:
Materials : carbon steel, stainless steel

Finishes :  cadmium plate, dry film lubricant





•Light weight(Thin wall)

•Heavy duty

•Extra heavy duty



Installation process:



1.Drill out old threads with a standard drill.Note: Drill is oversized see charts

 for proper dimensions. Chamfer the hole with a standard countersink(82° -100° )

 2.Tap new thread with a standard tap. See charts for proper size and depth.

 3.Screw in the insert until slightly below surface.

 4.Drive keys down with several hammer taps on the proper installation tool







Related Products





Installation Tool:




Company Information

Xinxiang Beiou Technology Co.,Ltd is a professional manufacturer in design,development and production of Screw thread inserts and tools,such as threading inserts;Thread Repair KIT;Self tapping insert;Keensert,tools of inserts,Etc.We passed ISO9001:2008 in 2005 and keep improving the quality everyday.We have been always trying our best to provide our customers with high quality,best price and satisfactory services.We have the most advanced producing and testing machine in China,such as fully automatic CNC production machines,Two Dimensional Projectors,Universal Tool Microscope,Thread Grinding Machine,etc.

Our company has been already recognized as one of three largest threading insert companies,located in XinXiang City which is the strong industrial city in the middle of China. Our company has advanced CNC grinding machines such as large-sized projectors,electronic microscope,etc. Our company is dedicated to R&D of threading inserts,self tapping insert. keensert(keysert) since establishment .And we aim at developing mid-market and high-end market's products in the world,via choosing foreign high-quality materials and the world's advanced edge control techniques. Our products are recognized by all customers after being putted into the market.

XinXiang Beiou Technology.,Ltd is committed to become the first-class brand of Screw Insert in the world with concept of honesty&spirit of creation.

Our slogan is "quality determines the brand of mine ;credibility continues our cooperation".



Packaging & Shipping

Plastic bags with carton box

Delivery time 2-10days




Our Services

1. OEM Manufacturing welcome: Product, Package...
2. Sample order
3. We will reply you for your inquiry in 24 hours.
4. after sending, we will track the products for you once every two days, until you get the products. When you got the
goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer
the solve way for you.


Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral  brown cartons. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages
before you pay the balance.

Q3. What is your terms of delivery?

Q4. How about your delivery time?
A: Generally, it will take 10 to 30 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample fee and the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.