#8-18 Stainless Steel Hex Washer Head Self Drilling Sheet Metal Screws
Diameter - Thread Pitch: #8-18
- #8-18
- Hexagon drive for use with a wrench or socket
- Fully Threaded from tip to head
- Integral washer at the top of the head
- TEK Self drilling screws
- 410 Stainless steel hex washer head self drilling screws are hardened to make installation in most materials easier
- 410 Stainless steel is hardened and rust resistant
- NOTE: Sheet metal screws provide excellent retention in wood but are very difficult to remove
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Product Specifications
Across Flats (Width)
1/4" (Max 0.250 - Min 0.244)
ANSI
B18.6.4
Color
Silver
Corrosion Resistant
Yes
Diameter
#8
Drive Style
External Hex
Driver Max RPM
2,300
Grade
410
Hardness
40 Rockwell C
Head Size
1/4"
Head Style
Hex Washer
Material
Stainless Steel
Point Type
TEK
Product Type
Self Drilling Screws
Standards Met
ANSI B18.6.4
System of Measurement (Unit)
Inch
TEK Self Drilling Point
TEK-2 (0.211)
Tensile PSI
180,000 PSI Heat Treated
Thread Diameter Major
(#8) 0.166"
Thread Diameter Minor
(#8) 0.122"
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
Wrench Size
1/4"
