Roofing Siding Screws, Hex Washer EPDM Head, Self Drilling TEK 3, 410 Stainless Steel, #8-18 x 1-1/4
Diameter - Thread Pitch: #8-18
| Quantity | Unit price |
|---|---|
| To 99 |
$0.52*
|
| To 999 |
$0.32*
|
| From 1000 |
$0.28*
|
- Across Flats (Width): 1/4" (Max 0.250 - Min 0.244)
- Color: Silver
- Condition: New
- Corrosion Resistant: Yes
- Diameter: #8
- Drive Style: External Hex
- Head Type: Hex Head
- Thread Direction: Right Hand
- Thread Type: Coarse
- Grade: 410
- Head Diameter: 1/4"
- Head Size: 1/4"
- Head Style: Hex Washer
- Head Thickness with Integral Washer: Max 0.136 - Min .134
- Length: 1-1/4
- Material: Stainless Steel
- Other: Includes Stainless Steel Backed Neoprene EPDM Washers
- Part Number: 661291489549
- Point Type: TEK
- Product Type: Home > Roofing & Siding Screws > Hex Head EPDM 410 Stainless Steel
- Size System: US
- Size Type: Regular
- System of Measurement: Inch
- TEK Self Drilling Point: TEK 3
- 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: 18 Per Inch
- Thread Size: #8-18
- Thread Standard: UNC
- Thread Type: Coarse
- Tolerance (IFI): Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
- Washer OD: 0.50"
- Washer Thickness: 0.166"
- Weight: 1 lb
- Wrench Size: 1/4"
- Comes with a drill point (TEK)
- Also called self drillers
- Used for attaching metal roofing and siding panels to metal stud framing
- Normally fully threaded minus the drill point
- The point should be based on thickness of the metal you are penetrating
#8 Hex washer head self driller with EPDM rubber metal beaked washer for metal roofing and siding. The EPDM (Ethylene Propylene Diene Monomer) rubber which has a wide range of application. This is the best rubber for metal building and siding applications to stop water from entering the building with long life spans.
A self drilling screw drill point depends on the metal thickness. The typical 25 to 16 gauge will use a TEK 3 and 14 gauge and below will require TEK 4-5.
Frequently Used With
