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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: OKL
  • Model Number: OKL-TP-01
  • Standard: DIN
  • Type: Tamper Proof Screws
  • Material: Carbon Steel
  • Head Type: Pan Head
  • Driver Type: Tri Wing
  • Thread Type: Type B
  • Diameter: 2.2-6.3mm
  • Finish: Blue Zinc Pated
  • OEM: Available

Packaging & Delivery

Packaging Details Plastic bags/Master Carton/Pallet /As Per Customers' Request
Delivery Time Within 15-25 days after order confirmation or 30% deposit paied.


Product Description



Tamper proof triangle self tapping screw is a type of screw that form or cut mating threads. It forms threads by displacing material adjacent to a pilot hole.They have cutting edges and chips. The triangle drive have a function of tamper-proof . As to application,tamper proof triangle self tapping screw  can be widely used in construction, furniture,automobiles, electronics and medical apparatuses etc.



Tamper Proof Triangle Self Tapping Screw

a)Deep thread gives secure grip & easier driving in wood.

b)Aggressive thread for holding and withdrawal strength.

c) Sharp gimet point for fast installation into wood or plastic.

d)Anti-corrosive stainless steel.

e)Triangle drive have a good quality of tamper-proof.


Available Technical Parameter   

Product NameTamper Proof Triangle Self Tapping Screw
Raw MaterialStainless Steel/ Carbon Steel/ Brass
Material Grade4.8,6.8,8.8,12.9
Head TypeFlat,Pan,Raised Countersunk,Hexagon
Drive TypePhillis,Slotted,Phi-Slot,Hex Socket,Torx,Triangle

Type A,Type AB, Type B,Type BT, T17 thread

Diameter2.2~8.0mm, #2~#18
Length9.5~128mm, 3/8"~5
FinishZn-Plated,Ni-Plated, Tapcon Plated, Passivated,Chromate,Dacromet
PackagePlastic bags/Master Carton/Pallet/As Per Customers' request
DeliveryWithin 15-25 days after order confirmation or 30% deposit paied 
Certification ISO9001, RoHS, SGS, CTI
OEM Service Availiable


Product Show 

Tamper Proof Triangle Self Tapping Screw



Main Products

Packaging & Shipping


Plastic bags/Master Carton/Pallet/As Per Customers' request




Our Services

  Production Line  


Quality Control 


 1) QC System


 2) QC Equipments 

Company Information

 Company Profile 

Ningbo OuKaiLuo Hardware Co., Ltd, established in 1999,has been a leading manufacturer & supplier of fasteners with a history of product and service over 14 years. This commitment has not wavered because complete customer satisfaction is still our priority.
As a professional and integrative fastener manufacturer, OKL combines scientific research, production and sales as a whole in China. Enjoying a full set of advanced production equipment & complete quality measurement system, we mainly specialize in screws, rivets, cold heading parts, stamping parts etc. Moreover, OEM service is also available. Our fasteners are widely applied to automobiles, electronics, appliances, machinery, furniture, and medical equipment etc.


Company Show


Developing Course



Annual Turnover

Worldwide Market Distribution 






  (1) Free Sample Available?

   We can supply sample for free,and what you need to do is just sending  us your consignee account number .


 (2)OEM Service Available?

   We can supply you various kinds of fasterners,including screws, rivets, cold heading parts,stamping parts etc.If what you need is non-standard,then we can provide you with our OEM services as long as you send us drawings or samples.


 (3)What is the nature of your company?

 As a private enterprise,factory exactly,Ningbo Oukailuo Hardware Co.,Ltd is able to provide you with various kinds of fasterners with a lower price than other trading companies.

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