1/4" ZAC® SD3 Metal Self-Drill Screw, HWH (5/16") | ZSD3-14
#1/4-14 ZAC® Impax SD3 Metal to Metal Fastener (5/16")
Item No. 798844
1/4" ZAC® SD3 Metal Self-Drill Screw, HWH (5/16") Zinc alloy cap head that will never red rust Precision cold forged assuring superior strength and the fastest drilling time performance Designed to have low driving and thread engagement torque and provide maximum clamp load Special long
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Description
Description
1/4" ZAC® SD3 Metal Self-Drill Screw, HWH (5/16")
- Zinc alloy cap head that will never red rust
- Precision cold forged assuring superior strength and the fastest drilling time performance
- Designed to have low driving and thread engagement torque and provide maximum clamp load
- Special long pilot length to accommodate nested purlins
- Assembled EPDM sealing washer for a consistent weather tight seal
- Long life fastener limited warranty
Metal panel to light and medium gauge metal application
- Install fasteners with 0–2000 rpm screw gun equipped with depth sensing nose piece.
- Fastener length should provide for a minimum of 3/16" penetration of fully developed threads into metal substrate.
- Use of impact guns or hammer drills is not recommended.
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Product overview document
1/4" ZAC SD3 (5/16" HWH) data sheet
Standard Colors
Specifications
Specifications
Drive Socket
5/16" Hex
Loading Bearing Length [Inches]
0.60"
Loading Bearing Length [mm]
15
Product Type
Self-drilling screw
Diameter
1/4"
Diameter [mm]
6.17 mm
Drill Capacity Max [Inches]
0.210"
Drill Capacity Range [mm]
1.27 mm–5.33 mm
Drill Point
SD3
Head Cap
ZAC Zinc aluminum capped
Head Style
Cupped Hex Washer head
Material
Carbon steel
Thread Major Dia
0.243"
Thread Major Dia [mm]
6.17 mm
Thread Minor Dia
0.188"
Thread Minor Dia [mm]
4.78 mm
Threads Per Inch
14
Washer
Cut washer EPDM
Attachments
Attachments
Video
Video