14 x 2 in. 3/8 Indented Hex Head Self-Drilling & Tapping Screws with Washer - #3 Drill Point - Steel Zinc - 100qty
Additional Notes
- Other sizes and quantities available by request. | SAE J78 does not include Specifications for #7 diameter drill screws. | This table is only a guide and does not constitute a warranty of any type.
Features
- 3/8 Indented Hex Head with Hex Drive
- Minimum torques are the same for stainless and steel self-drill screws. Drill time is 2.5 seconds for a 1 mm thick plate.
- 14 Diameter, 2" Length
- Steel Zinc Material
- #3 Drill Point
Manufacturer Resources
Product Specs
- Minimum Purchase:
- 100 units
- Arra Compliant:
- N
- Buy American Compliant:
- No
- Dimensional Standard:
- ASME B18.6.3-2010
- Division:
- Electrical H1
- Drill Point Size:
- #3
- Drive Type:
- Hex
- Fastener Head Height:
- 0.172 - 0.19 in.
- Fastener Head Type:
- Indented Hex
- Fastener Head Width:
- 0.367 - 0.375 in.
- Fastener Length:
- 2
- Field Application:
- Electrical, Plumbing, Heating and Air Conditioning Industries
- Hardness:
- Rockwell C32-40
- Language Code:
- EN
- Material Standard:
- AISI 1016 - 1024
- Neurspe:
- https://ideadigitalasset.com/DAMRoot/Original/10035/11237_ID-SPE-v1-ID-SPE-v1-Hex_Head_Self-Drill_TS_Indent_Hex_Washer.pdf
- Order Minimum Imperial:
- 100
- Order Minimum Uom Imperial:
- JR
- Pack Type:
- Jar
- Product Group:
- Fasteners
- Product Height:
- 5.75 in
- Product Length:
- 3.5 in
- Product Weight:
- 2.44 lbs
- Product Width:
- 3.5 in
- Remarks:
- The catalog UPC differ from the tarnsaction daat spreadsheet UPC
- Screw Point Type:
- Drill Point
- Slot Depth:
- 0.083 - 0.101
- Slot Width:
- 0.064 - 0.075
- Sub Division:
- Electrical-E H2
- Thread Standard:
- SAE J78 - 2013
- Washer Od:
- 0.480 - 0.520 in.
- Washer Thickness:
- 0.030 - 0.050 IN
- Width Across Corners:
- 0.409
- Department:
- Electrical
- Product Subgroup:
- Screws
- Product Type:
- Type BSD Self-Drilling & Tapping Screw
- Type2:
- Type BSD Self-Drilling & Tapping Screw
- Series:
- JTEKD
- Product Finish:
- Zinc
- Product Details:
- Type BSD Self-Drilling & Tapping Screw
- Product Material:
- Steel Zinc
Metallics JTEKD34 – Frequently Asked Questions
1) Does the Metallics JTEKD34 self-drilling screw need a pilot hole in steel?
No pilot hole. The JTEKD34 is a Type BSD self-drilling and tapping screw with a #3 drill point, so it drills its own hole and forms its own thread in one pass. Metallics cites a drill time of 2.5 seconds through a 1 mm thick plate.
2) Do the Metallics JTEKD34 screws qualify for a Buy American or ARRA funded project?
No. The JTEKD34 is not Buy American compliant and is not ARRA compliant; country of origin is listed as multiple. On a federally funded job with domestic sourcing requirements you will need a domestically produced self-drilling screw instead.
3) What driver or bit do I need for the JTEKD34 hex head screw?
A 3/8 inch hex driver. The head is an indented hex measuring 0.367 to 0.375 in. across the flats, 0.409 in. across corners, with a head height of 0.172 to 0.19 in. A standard 3/8 nut setter in a drill or impact driver runs them.
4) What does the washer on this hex head screw actually do, and how big is it?
The bonded washer spreads the clamp load and helps seal under the head on sheet and strap work. Its outside diameter runs 0.480 to 0.520 in. with a thickness of 0.030 to 0.050 in., so it bears well beyond the 3/8 in. hex head without needing a separate flat washer on the job.
5) Is the zinc finish on the Metallics JTEKD34 suitable for outdoor or damp locations?
The JTEKD34 is steel with a zinc plated finish, which is intended for dry interior service. Zinc plating gives limited corrosion protection, so for exterior, wet, or corrosive locations choose a stainless self-drilling screw instead rather than relying on this one.
6) How hard is the JTEKD34 screw point, and will it drill through structural steel?
The screw is case hardened to Rockwell C32-40 from AISI 1016 to 1024 steel. That is the standard hardness range for carbon steel self-drillers, which handle sheet metal, light gauge framing, and strap work. Heavy structural plate is outside what a #3 drill point screw is meant for; use a drilled and tapped anchor or bolt there.
7) What standards do these Metallics self-drilling tapping screws meet?
Head and body dimensions follow ASME B18.6.3-2010, and the thread conforms to SAE J78-2013. Those are the two specs a submittal for self-drilling tapping screws normally calls out. Note that SAE J78 does not cover #7 diameter drill screws; the JTEKD34 is a #14 diameter, which is within the standard.
8) How are these screws packaged and what is the minimum order?
They ship in a jar of 100, which is the order minimum. The jar weighs 2.44 lbs. Other sizes and quantities in the JTEKD line are available by request.
How fast can I get the Metallics JTEKD34 delivered?
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Does the Metallics JTEKD34 come with a warranty?
Absolutely. The Metallics JTEKD34 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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