Metallics #8 x 1/2" Round Wash...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$50.37
$48.57
Metallics JRWS7 8 x 1/2 in. Round Washer Head Combo Sharp Point Tapping Screws - Steel Zinc - 100qty

Metallics #8 x 1/2" Round Washer Head Sharp Point Tapping Screws - Steel Zinc with Combo Drive, 100 Pack

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Model: JRWS7
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$50.37
$48.57
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Metallics #8 x 1/2" Round Washer Head Sharp Point Tapping Screws - Steel Zinc with Combo Drive

Professional fastening solutions with dual-drive convenience

Metallics delivers reliable fastening performance with these #8 x 1/2" round washer head sharp point tapping screws. Constructed from durable steel zinc material and featuring both Phillips and square drive compatibility, these screws provide versatile installation options for electrical and general fastening applications. Made in the USA for consistent quality and performance.

Professional Features & Benefits

  • #8 x 1/2" Dimensions: Optimal size for secure fastening in thin materials and sheet metal applications
  • Round Washer Head Design: Provides increased bearing surface and prevents over-driving for professional installations
  • Sharp Point Tapping: Self-tapping design eliminates pre-drilling requirements and speeds installation
  • Combo Drive System: Phillips and square drive compatibility offers flexibility with different driver tools
  • Steel Zinc Construction: Corrosion-resistant finish ensures long-lasting performance in various environments
  • Made in USA: Consistent manufacturing quality and reliable supply chain for professional contractors

Technical Specifications

  • Department: Electrical
  • Division: Electrical H1
  • Fastener Head Type: Round Washer
  • Material: Steel Zinc
  • Pack Type: Jar
  • Product Family: Electrical Supplies
  • Product Group: Fasteners
  • Product Subgroup: Screws
  • Sub Division: Electrical-E H2

Installation & Operation

  1. Select appropriate driver tool - Phillips or square drive bit compatible with the combo head design.
  2. Position screw at desired fastening location ensuring proper alignment with materials to be joined.
  3. Apply steady downward pressure while rotating clockwise to engage the sharp point tapping feature.
  4. Continue driving until the round washer head contacts the surface, providing optimal clamping force.
  5. Avoid over-tightening to prevent damage to materials or stripping of the drive recess.
  6. Verify secure fastening and proper seating of the washer head for professional installation quality.

Professional Applications

  • Electrical panel and enclosure assembly
  • HVAC ductwork and equipment mounting
  • Sheet metal fabrication and repair
  • Appliance and equipment servicing
  • General construction fastening
  • Maintenance and retrofit projects

Why Choose Metallics Quality?

Metallics fasteners combine American manufacturing excellence with practical design features that professionals demand. The steel zinc construction provides reliable corrosion resistance, while the combo drive system ensures compatibility with standard tools. Each screw delivers consistent performance for demanding electrical and construction applications.

Manufacturer Resources

Product Specs

Minimum Purchase:
100 units
Division:
Electrical H1
Fastener Head Type:
Round Washer
Pack Type:
Jar
Product Group:
Screws
Sub Division:
Electrical-E H2
Department:
Fasteners
Product Subgroup:
Tapping Screws
Product Material:
Steel Zinc
Product Type:
Tapping Screw

Metallics JRWS7 – Frequently Asked Questions

1) Do Metallics JRWS7 #8 x 1/2 inch tapping screws need a pilot hole in sheet metal?
No pilot hole needed. The JRWS7 is a sharp point tapping screw, so it cuts its own thread as you drive it into thin material and sheet metal. Keep steady downward pressure as the point engages, then stop as soon as the washer head seats so you don't strip the recess.
2) Is 1/2 inch long enough for mounting a device or bracket inside an electrical enclosure?
For sheet metal to sheet metal, yes. A #8 x 1/2 inch screw is sized for thin stock, where you only need a few threads of engagement through the back of the panel. If you are fastening through a thicker backplate, a thick strut, or stacked layers, step up to a longer #8 so you get full thread engagement past the far side.
3) Can I drive Metallics JRWS7 screws with a square bit, or do I need Phillips?
Either one. The JRWS7 has a combo recess that takes both a Phillips and a square (Robertson) drive bit, so whichever is already in the pouch will work. The square bit is the one that cams out less when you are driving overhead into an enclosure.
4) Will a round washer head screw pull through thin sheet metal or a knockout cover?
The round washer head is what prevents that. It gives a wider bearing surface than a pan or truss head, spreading clamping load so the head doesn't pull through thin stock and so you are less likely to over-drive it. That is why it is the usual choice for panel covers, enclosure components, and duct work.
5) Are Metallics zinc plated tapping screws OK for damp or outdoor locations?
The JRWS7 is steel with a zinc finish, which gives corrosion resistance for general indoor and sheltered use. For continuous wet exposure, salt air, or direct weather, a stainless fastener is the better call; zinc plating is a protective coating, not a stainless base metal.
6) What is the difference between a sharp point tapping screw and a self-drilling tek screw?
Sharp point screws like the JRWS7 cut their own thread but still need the point to pierce the material, so they suit thin gauge sheet, knockout plates, and light duct. A self-drilling screw has a drill tip that bores through heavier gauge steel and structural framing on its own. If you are hitting anything thicker than light sheet metal, reach for the self-drilling type instead.
7) How many Metallics JRWS7 screws come in a pack and how are they packaged?
They ship 100 to a jar. The jar keeps them sorted on the van or in the gang box, which is handy when you are carrying several sizes of washer head screws for panel and duct work.
8) Where is Metallics JRWS7 hardware made?
Made in the USA. For procurement teams with domestic sourcing preferences on MRO fastener lines, that matters more than the spec itself.
How fast can I get the Metallics JRWS7 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Metallics JRWS7 come with a warranty?
Absolutely. The Metallics JRWS7 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Metallics JRWS7?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Metallics JRWS7 from ZenSupply?
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