12-14 x 1-1/4 in. 5/16 Hex Head Metal to Metal Self-Drilling Screws with Bonded Washer - #3 Drill Point - 410 Stainless Steel - 250qty
Additional Notes
- Fasteners for a!aching standing roof clips and wall/roof metal panels to steel framing (purlin/bar joist)|other sizes and quantities available by request
Features
- #3 Drill Point
- Includes Bonded Washer
- 12-14 Diameter, 1-1/4" Length
- 5/16 Hex Head with Hex Drive
- 410 Stainless Steel Material
Manufacturer Resources
Product Specs
- Minimum Purchase:
- 250 units
- Arra Compliant:
- C
- Buy American Compliant:
- C
- Dimensional Standard:
- ASME B18.6.3-2010
- Division:
- Electrical H1
- Drill Point Size:
- #3
- Drive Type:
- Hex
- Fastener Head Height:
- 0.139 - 0.155 in.
- Fastener Head Type:
- Hex
- Fastener Head Width:
- 0.305 - 0.312 in.
- Fastener Length:
- 1/1/04
- Hardness:
- Rockwell C38-46
- Language Code:
- EN
- Material Standard:
- AISI 1016 - 1024
- Order Minimum Imperial:
- 250
- Order Minimum Uom Imperial:
- CT
- Pack Type:
- Box
- Panel Thickness:
- 0.110 - 0.210 IN
- Product Group:
- Fasteners
- Product Height:
- 3.25 in
- Product Length:
- 7.25 in
- Product Weight:
- 4.05 lbs
- Product Width:
- 6.75 in
- Screw Point Type:
- Drill Point
- Slot Depth:
- 0.077 - 0.093
- Slot Width:
- 0.056 - 0.067
- Sub Division:
- Electrical-E H2
- Thread Per Inch:
- 14
- Thread Standard:
- SAE J78 - 2013
- Torsional Strength:
- 92 lb-in minimum
- Washer Od:
- 0.398 - 0.432 in.
- Washer Thickness:
- 0.022 - 0.039 IN
- Width Across Corners:
- 0.34
- Department:
- Electrical
- Product Subgroup:
- Screws
- Product Type:
- Type BSD Metal to Metal Self-Drilling Screw W/Washer
- Type2:
- Type BSD Metal to Metal Self-Drilling Screw W/Washer
- Product Details:
- Type BSD Metal to Metal Self-Drilling Screw W/Washer
- Product Material:
- 410 Stainless Steel
Metallics TX12114SSB – Frequently Asked Questions
1) What steel thickness will a #3 drill point self-drilling screw actually drill through?
The Metallics TX12114SSB carries a #3 drill point and is rated for panel thickness of 0.110 to 0.210 in. That puts it in the range for fastening metal panels and standing seam roof clips into steel framing such as purlins or bar joists. Thinner gauge deck or heavier structural steel outside that range calls for a different point size.
2) Is the washer on the TX12114SSB a sealing washer for exterior metal roofing?
Yes, it ships with a bonded washer, which is the sealed type used under metal roof and wall panel fasteners. Washer OD runs 0.398 to 0.432 in. and washer thickness 0.022 to 0.039 in., so it seats over a standard panel hole and compresses to seal it. No separate washer needs to be ordered.
3) Do Metallics TX12114SSB screws qualify for a Buy American federal or state project?
Yes. The TX12114SSB is flagged both ARRA compliant and Buy American compliant, which is what a government, school district, or healthcare procurement office needs on file for a funded project. Country of origin is listed as multiple.
4) Will these metal to metal screws rust on an exterior roof panel job?
The fastener is 410 stainless steel, hardened to Rockwell C38-46, which is what lets a stainless screw still drill its own hole in steel framing. 410 is the corrosion-resistant choice for exterior panel and roof clip work, as opposed to plain carbon steel with a coating that gets scraped off in the hole.
5) What driver or socket do I need for the 5/16 hex head on these self-drilling screws?
A 5/16 in. hex driver or magnetic nutsetter. Head width measures 0.305 to 0.312 in. across the flats with 0.34 in. across the corners, and head height is 0.139 to 0.155 in. Drive type is hex, so there is no bit to cam out when you are running hundreds of them.
6) Will these screws strip or snap off when driven into bar joist steel?
Torsional strength is 92 lb-in minimum on the TX12114SSB, which is the spec that governs whether the screw twists off before it finishes drilling. Thread is 14 threads per inch to SAE J78-2013, and head dimensions follow ASME B18.6.3-2010. Set your driver clutch rather than running it wide open and the screw will seat without snapping.
7) Is a Type BSD metal to metal screw the right choice for fastening panel to wood framing?
No. The TX12114SSB is a Type BSD metal to metal self-drilling screw, with a #3 drill point and 14 TPI thread sized to cut and hold in steel framing. For panel into wood purlins or wood decking you want a wood-thread panel screw instead; the fine machine thread here will not develop holding power in wood.
8) How are these 12-14 x 1-1/4 in. self-drilling screws packaged, and is there a minimum order?
They come boxed, with a minimum order of 250 count. Box weight is 4.05 lbs. If you need a different size or a different quantity for a panel run, other sizes and quantities are available by request.
How fast can I get the Metallics TX12114SSB delivered?
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Does the Metallics TX12114SSB come with a warranty?
Absolutely. The Metallics TX12114SSB is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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