#6-18 Stainless Steel Square Drive Pan Head Sheet Metal Screws
Diameter - Thread Pitch: #6-18
- #6-18
- Easily cut into soft materials
- Fully threaded
- Threads cut into material
- Great for attaching metal equipment to wood
- Strong retention in wood
- Also known as Self Piercing Screws or Self Tapping Screws
- Pan head - rounded top with an undercut (flat bottom) head
- Square drive to prevent stripping at higher torque
- Sizes listed below as: Diameter - Length
- An 18-8 stainless steel square drive pan head sheet metal screw is corrosion and rust resistant
- Great for fresh water moisture environments
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Product Specifications
ANSI
ANSI B18.6.4
Color
Silver
Corrosion Resistant
Yes
Diameter
#6
Drive Style
Internal Square
Elongation
30%
Grade
18-8
Hardness
100 Rockwell B
Head Diameter
Max 0.270 - Min 0.256
Head Height Max
0.082
Head Style
Pan
Material
Stainless Steel
Overall Head Height
Max 0.082 - Min 0.072
Point Type
A
Product Type
Sheet Metal Screws
Reduction
40%
Square Drive
#1
Standards Met
ANSI B18.6.4
System of Measurement (Unit)
Inch
Tensile PSI
100,000 - 125,000 PSI
Thread Diameter Major
(#6) 0.141" - 0.136"
Thread Diameter Minor
(#6) 0.102" - 0.096"
Thread Direction
Right Hand
Thread Pitch (Count)
18 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Yield PSI
55,000 - 75,000 PSI
