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Wafer Head Self Drilling Screws

Drill Point Wafer Head Self Drill Screw images
Wafer Phillips Head with Nibs, Drill Point Self Drilling Screws
Screw
Size
Threads
per
Inch
A R I D P Phillips
Drive
Size
Head Diameter Recess
Diameter
Recess Depth Major Thread
Diameter
Point Length
Max Min Max Min Max Min Max Min Min
8 15 .417 .377 .209 .196 .148 .123 .169 .156 2
There is currently no single standard for spade point high-low thread screws. The values above are shown as a guide and deviation from the avove values may occur.


Wafer Head Phillips Drive Drill Point Self Drilling Screws Specs
Description A countersunk flat head screw with a drill point designed to drill its own hole. The head has eight , nibs, equally spaced, that run from the outer edge of the head and down the cone-shaped bearing surface.
Applications
and
Advantages
Designed specifically for attaching cement board to metal studs. For applications mounting cement board to wood see Spade Point Wafer Head screws.
Material AISI 1018 - 1022 steel
Surface Hardness Vickers HV 450 - 800
Case Depth .004 minimum
Core Hardness Vickers HV 290 - 450
Recommended
Torque
45 kg/cm minimum
Plating Supplied with a green ceramic coating intended to withstand a salt-spray test of 500 hours

See
Self Drilling Screws for a list of Self Drilling Screws.

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Smith Fastener Company, A California Corporation - 3613 East Florence Avenue, Bell, California, 90201 - Phone: ( 323 ) 587-0382 and ( 800 ) 764-8488 - FAX: ( 323 ) 587-8712 - E-mail: sales@smithfast.com - Copyright © 2004 by Smith Fastener Company - Please report website problems to: WebMaster - Last updated: October 20th, 2004
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