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S-MD HWH and HHWH #3 Self-drilling hex screws

Self-drilling hex head screw (zinc-plated) with superior corrosion resistance for fastening sheet metal to steel substructures in exterior applications.

  • Screw head type: Hexagon head
  • Screw drive/recess type: 5/16 Hexagon
  • Collated: No
premium

Customers also searched for sstsalt spray test1000 hr or ASTM B117.

Technical Data

Screw head type
Hexagon head
Screw drive/recess type
5/16 Hexagon
Collated
No
Product Class
Premium
Drilling capacity - min (ga)
12 ga
Environmental Conditions
Dry indoor, Indoor environments with temporary condensation, Outdoor, rural or urban environment with low pollution

Documents

Features & Applications

Features

  • Corrosion resistance tested to 1000 hours of salt-spray testing as per ASTM B117
  • Fast and robust drill point
  • Choice between Hex Washer Head (HWH) and High Hex Washer Head (HHWH)

Applications

  • Fastening profile steel sheets to light- and medium-gauge steel framing (maximum combined thickness up to 0.177 or 0.209 inch)
  • Steel framing, truss or joist fabrication
  • HVAC duct fabrication and installation
  • Fastening accessories to studs (electrical boxes, clips etc.)
  • Fastening accessories to studs (electrical boxes, clips, etc.)

For approval or certificate information, please see individual items.

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