1/4"-20 Stainless Steel One Way Round Head Security Machine Screws
Diameter - Thread Pitch: 1/4"-20
- One way screws are driven by a slotted or flat head drive
- Commonly seen in public places where theft or vandalism is considered a risk
- Very difficult to remove
- A machine screw is commonly identified by its small size
- Recommended for long lasting applications
- Corrosion resistant
- Suitable for exterior applications where freshwater moisture is present
1/4"-20 One way round head security machine screws are available in grade 18-8 stainless steel.
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Product Specifications
ANSI
B1.1
Class
2A Fit
Color
Silver
Corrosion Resistant
Yes
Drive Style
One Way
Grade
18-8
Head Diameter
Max 0.437 - Min 0.419
Head Style
Round
Material
Stainless Steel
Overall Head Height
Max 0.132 - Min 0.122
Product Type
One Way Round Head Tamper Proof Machine Screws
System of Measurement (Unit)
Inch
Thread Diameter
1/4" (#14)�
Thread Diameter Major
0.2489
Thread Diameter Minor
0.2408
Thread Direction
Right Hand
Thread Pitch (Count)
20 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
