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Self-Drilling Hex-Washer Head Screw 

Key Features

  • Indented hex-washer head
  • Tapping screw thread
  • #3 drill point

Applications

  • Aluminum and fiberglass fastening (not steel)

Related Links

Catalog Pages

Related Literature

Fastening Systems Catalog
C-F-2023
A catalog including new product information as well as any applicable specification and installation instructions for Simpson Strong-Tie® fasteners and Quik Drive® systems.
Catalog
Sistemas de sujeción
C-F-2023SP
Catálogo que incluye información sobre productos nuevos y las instrucciones de instalación y especificaciones correspondientes para los sujetadores Simpson Strong-Tie® y los sistemas Quik Drive®.
Catalog
Fastening Systems Technical Supplement for Canada
C-F-2017CANADD
A technical information addendum for Simpson Strong-Tie Fasteners in Canada.
Catalog

Product Information Table

Fastener Production Information and Stuff & Things
Model No. Coating/Material Screw Size Length (in.) Drive Type Head Type Thread Type TPI Point Type Packaging Qty.
Footnotes
  1. Types 316 and 305 stainless steel provide superior corrosion resistance and are suitable for softer materials such as aluminum and fiberglass (not steel).
S12125HDUC Type 305 Stainless Steel #12 1 1/4 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
S12125HDUM Type 305 Stainless Steel #12 1 1/4 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
S12150HDUC Type 305 Stainless Steel #12 1 1/2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
S12150HDUM Type 305 Stainless Steel #12 1 1/2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
S12200HDUC Type 305 Stainless Steel #12 2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
S12200HDUM Type 305 Stainless Steel #12 2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
S12250HDUC Type 305 Stainless Steel #12 2 1/2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
S12250HDUM Type 305 Stainless Steel #12 2 1/2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
S12300HDUC Type 305 Stainless Steel #12 3 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
S12300HDUM Type 305 Stainless Steel #12 3 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
T08100HDUC Type 316 Stainless Steel #8 1 1/4 in. Hex Hex Washer Head Tapping Threads 18 Drill Point 100
T08100HDUM Type 316 Stainless Steel #8 1 1/4 in. Hex Hex Washer Head Tapping Threads 18 Drill Point 1000
T12100HDUC Type 316 Stainless Steel #12 1 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
T12100HDUM Type 316 Stainless Steel #12 1 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
T12150HDUC Type 316 Stainless Steel #12 1 1/2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
T12150HDUM Type 316 Stainless Steel #12 1 1/2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
T12200HDUC Type 316 Stainless Steel #12 2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
T12200HDUM Type 316 Stainless Steel #12 2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
T12250HDUC Type 316 Stainless Steel #12 2 1/2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
T12250HDUM Type 316 Stainless Steel #12 2 1/2 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
T12300HDUC Type 316 Stainless Steel #12 3 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
T12300HDUM Type 316 Stainless Steel #12 3 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000
T12400HDUC Type 316 Stainless Steel #12 4 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 100
T12400HDUM Type 316 Stainless Steel #12 4 5/16 in. Hex Hex Washer Head Tapping Threads 14 Drill Point 1000

Product Information Table

Model No. Length (in.) Screw Size Drive Type Head Type Thread Type TPI Point Type Coating/Material Packaging Quantity UPC
S12125HDUC 1 1/4 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 100 744039635290
S12125HDUM 1 1/4 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 1000 744039610013
S12150HDUC 1 1/2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 100 744039635306
S12150HDUM 1 1/2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 1000 744039610020
S12200HDUC 2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 100 744039633890
S12200HDUM 2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 1000 744039633906
S12250HDUC 2 1/2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 100 744039635320
S12250HDUM 2 1/2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 1000 744039635900
S12300HDUC 3 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 100 744039633913
S12300HDUM 3 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 305 Stainless Steel 1000 744039633920
T08100HDUC 1 #8 1/4 in. Hex Hex Head Tapping Threads 18 Drill Point Type 316 Stainless Steel 100 744039610068
T08100HDUM 1 #8 1/4 in. Hex Hex Head Tapping Threads 18 Drill Point Type 316 Stainless Steel 1000 744039864577
T12100HDUC 1 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 100 744039633937
T12100HDUM 1 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 1000 744039610075
T12150HDUC 1 1/2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 100 744039633944
T12150HDUM 1 1/2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 1000 744039610082
T12200HDUC 2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 100 744039633951
T12200HDUM 2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 1000 744039610099
T12250HDUC 2 1/2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 100 744039633968
T12250HDUM 2 1/2 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 1000 744039856879
T12300HDUC 3 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 100 744039633999
T12300HDUM 3 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 1000 744039610112
T12400HDUC 4 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 100 744039634002
T12400HDUM 4 #12 5/16 in. Hex Hex Head Tapping Threads 14 Drill Point Type 316 Stainless Steel 1000 744039610129

Code Reports & Compliance

Drawings

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