Simpson Strong-Tie SDWH27400G Strong-Drive® SDWH™ TIMBER-HEX HDG Screw — 0.276 in. x 4 in. 3/8 Hex (350-Qty)

Simpson Strong-Tie SDWH27400G Strong-Drive® SDWH™ TIMBER-HEX HDG Screw — 0.276 in. x 4 in. 3/8 Hex (350-Qty)

The Strong-Drive SDWH Timber-Hex HDG screw is a hot-dip galvanized fastener suitable for heavy-duty marine and coastal applications. It's ideal for use in structural pilings, piers, docks, boardwalks and offers the lowest installed cost for comparable pile solutions on the market. No longer do you need to purchase expensive auger drill bits, separate washers, nuts or bolts. Installation time is faster because you install only from one side and no predrilling is required.

This Simpson product is designed for construction, connector, fastening, anchoring, and structural applications where dependable performance, durability, and jobsite-ready installation matter.

Features

• Features a SawTooth® point design, which provides fast starts and no predrilling or separate washer needed
• Burly 0.276-in. shank diameter ideally suited for heavy-duty structural applications
• 3/8-in. hex drive for secure driving (replacement driver bit — BITHEXR38-134)
• Oversized 0.93-in. integral washer eliminates the need for a separate washer
• Length: 4 in.
• ASTM A153 Class-C hot-dip galvanized coating suitable for coastal and marine environments
• Quantity: 350

Application

• Coastal / Salt Air
• Marine
• Fastening Wood-to-Wood
• Dock and Boardwalk
• Flood-Resistant Construction
• Pier Restoration

Specifications

• ERP Part Number: SDWH27400G
• UPC: 707392401254
• GTIN: 707392401254
• Feature 01: Features a SawTooth® point design, which provides fast starts and no predrilling or separate washer needed
• Feature 02: Burly 0.276-in. shank diameter ideally suited for heavy-duty structural applications
• Feature 03: 3/8-in. hex drive for secure driving (replacement driver bit — BITHEXR38-134)
• Feature 04: Oversized 0.93-in. integral washer eliminates the need for a separate washer
• Feature 05: Length: 4 in.
• Feature 06: ASTM A153 Class-C hot-dip galvanized coating suitable for coastal and marine environments
• Feature 07: Quantity: 350
• Install With: For best results, use a minimum of 1/2 in. low-speed corded drill to install
• Applications List: Coastal / Salt Air
• Applications List.1: Marine
• Applications List.2: Fastening Wood-to-Wood
• Applications List.3: Dock and Boardwalk
• Applications List.4: Flood-Resistant Construction
• Applications List.5: Pier Restoration
• Assembled Depth - Imperial: 0.930
• Assembled Depth UOM - Imperial: in.
• Assembled Height - Imperial: 4.3125
• Assembled Height UOM - Imperial: in.
• Assembled Width - Imperial: 0.930
• Assembled Width UOM - Imperial: in.
• Base Product ID: SDWH-HDG_Screw
• Base Product Name: Strong-Drive® SDWH™ TIMBER-HEX HDG Screw
• Brand Name: Simpson Strong-Tie®
• Category Tree (Computed): Fasteners > Exterior Wood Screws > Hand-Drive Screw
• Coating: Hot-Dip Galvanized, Class C
• Country of Origin: TW
• Customer Unit: Yes
• Display Unit/Measure: EA
• Drive Type: 3/8 in. Hex
• EAN category: UC
• GUID: 225235651634315302542180966369991539028
• Head Diameter (in.): 0.930
• Head Type: Large Hex Washer Head
• Length (in.): 4
• Logo Image: https://images.salsify.com/image/upload/s--Lkh4Jm6c--/vkrqlmpfxgflsa4yytuq.png
• Measurement Unit Text: each
• MFG Name: Simpson Strong-Tie®
• Number Category Description: UPC
• Package Depth - Imperial: 10.00
• Package Depth UOM - Imperial: in.
• Package Height - Imperial: 11.25
• Package Height UOM - Imperial: in.
• Package Width - Imperial: 10.00
• Package Width UOM - Imperial: in.
• Packaging Quantity: 350
• Packaging Type: Bucket
• Point Type: SawTooth® Point
• Product Class: Hand-Drive Screw
• Product Includes: Includes (2) driver bits
• Prop 65 - Cancer: Wood Dust
• Prop 65 - Long Text: WARNING! This product can expose you to chemicals including wood dust which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov
• Prop 65 - Short Text: WARNING! Cancer - www.P65Warnings.ca.gov
• Prop 65 Warning: Yes
• Quantity: 1
• Shank Diameter (in.): 0.276
• Shipping Weight: 28.7
• Short Product Name: SDWH HDG .276 X 4IN 350CT
• Strongtie.com URL: https://www.strongtie.com/strongdrive_exteriorwoodscrews/sdwh-hdg_screw/p/strong-drive-sdwh-timber-hex-hdg-screw
• Subcategory: Fasteners
• Subcategory 2: Exterior Wood Screws
• Thread Length (in.): 3
• Thread Type: Serrated Threads
• TPI: 5
• US Patents: 11,181,138
• US Patents.1: 9,523,383
• Warranty PDF: https://images.salsify.com/image/upload/s--K_9ww28_--/bgqxyqo1uhaqsqcvudu7.pdf
• Brand Video: https://images.salsify.com/video/upload/s--N-SMFYx9--/wpz3sdgci9c512ppr9df.mp4
• PAL Reference: 60707392401256