10 x 1/2 in. 1/4 Indented Hex Head Self-Drilling & Tapping Screws with Washer - #2 Drill Point - Steel Zinc - 100qty
Features
- #2 Drill Point
- 10 Diameter, 1/2" Length
- 1/4 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.
- Steel Zinc Material
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.
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:
- #2
- Drive Type:
- Hex
- Fastener Head Height:
- 0.105 - 0.12 in.
- Fastener Head Type:
- Indented Hex
- Fastener Head Width:
- 0.305 - 0.312 in.
- Fastener Length:
- 2-Jan
- 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
- Panel Thickness:
- 0.035 - 0.110 IN
- Product Group:
- Fasteners
- Product Height:
- 2.15 in
- Product Length:
- 3 in
- Product Weight:
- 0.46 lbs
- Product Width:
- 3 in
- Remarks:
- The catalog UPC differ from the tarnsaction daat spreadsheet UPC
- Screw Point Type:
- Drill Point
- Slot Depth:
- 0.057 - 0.072
- Slot Width:
- 0.05 - 0.06
- Sub Division:
- Electrical-E H2
- Thread Per Inch:
- 16
- Thread Standard:
- SAE J78 - 2013
- Torsional Strength:
- 61 lb-in minimum
- Washer Od:
- 0.384 - 0.414 in.
- Washer Thickness:
- 0.019 - 0.031 IN
- Width Across Corners:
- 0.34
- 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 JTEKD4 – Frequently Asked Questions
1) What metal thickness can the Metallics JTEKD4 self-drilling screw drill through?
The #2 drill point on the JTEKD4 handles panel thicknesses of 0.035 to 0.110 inch. That covers typical sheet metal studs, strut, duct flange and enclosure sheet steel. Go thicker than 0.110 inch and the point will not drill cleanly, so step up to a larger drill point size for structural steel.
2) Does the JTEKD4 screw come with a sealing washer or just a metal washer?
It has an integral steel washer under the hex head, not a bonded rubber or EPDM sealing washer. Washer outside diameter is 0.384 to 0.414 inch and thickness is 0.019 to 0.031 inch. The wider bearing surface spreads load on sheet metal and thin flanges, but it will not weatherproof a hole, so for exterior roof or siding penetrations use a screw with a bonded neoprene washer instead.
3) Is a #10 x 1/2 inch self-drilling screw long enough for my application?
At 1/2 inch overall length with a #10 diameter and 16 threads per inch, the JTEKD4 is a short fastener. Once you subtract the drill point, usable thread is limited, so it suits fastening straps, clips, plates and device brackets to a single layer of sheet metal within the 0.035 to 0.110 inch range. If you are stacking two members or going through insulation or standoff, order a longer length in the same series.
4) Do I need to pre-drill a pilot hole for these screws?
No. The JTEKD4 is a Type BSD self-drilling and tapping screw, so the drill point cuts its own hole and the thread taps it in one pass. Set the gun to about 2,000 rpm range and let it seat, roughly 2.5 seconds through a 1 mm plate per the manufacturer data. Over-driving past seating is the usual way these strip thin sheet.
5) Are Metallics JTEKD4 screws acceptable on a Buy American or ARRA funded project?
No. The JTEKD4 is not Buy American compliant and is not ARRA compliant; country of origin is listed as multiple. On federally funded work with domestic sourcing requirements you will need a domestically produced fastener instead.
6) How many Metallics JTEKD4 screws come in a jar and what is the minimum order?
These ship in a jar of 100, and 100 is the order minimum. Jar weight is 0.46 lbs.
7) What standards does the Metallics JTEKD4 self-drilling screw meet?
Threads are to SAE J78 - 2013 and head dimensions to ASME B18.6.3-2010, with material per AISI 1016 - 1024 and case hardness of Rockwell C32-40. Minimum torsional strength is 61 lb-in. Those are the numbers to quote when a submittal calls for a Type BSD self-drilling and tapping screw.
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Does the Metallics JTEKD4 come with a warranty?
Absolutely. The Metallics JTEKD4 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
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