Search the catalog

Search the catalog

Related products

Building Supplies

Gutter Systems
Roofing
Ventilation
Siding
Concrete, Cement & Masonry
Ceilings
Drywall

Plumbing

Plumbing Tools
Plumbing Parts
Pipe & Fittings
Water Pumps
Valves
Plumbing Accessories
Drainage

Lighting & Electrical

Wiring Devices & Light Controls
Batteries
Electrical Boxes, Conduit & Fittings
Power Distribution
Wire
Wall Plates
Electrical Cords

Shop by Brand

Milwaukee
STIHL
DeWalt
YETI
Diablo
National Hardware
Rust-Oleum

© 2026 Core Ranger, Inc.

DECKMATE 3/8 in. x 8 in. Hex Washer Head… | Core Ranger

Home
Hardware
Fasteners
Screws
Structural Screws

SKU 9989000

DECKMATE 3/8 in. x 8 in. Hex Washer Head Structural Hot Dipped Galvanized Screw (30-Piece)

$116.13$11613

DECKMATE Structural Screws are designed for heavy duty wood-to-wood connections, suitable for marine and coastal projects. The hot dipped galvanized coating conforms to ASTM A153, class C, and is suitable for coastal environments. The patented thread design drives fast and easy so no pre-drilling is needed.

Includes 30-total screws
Hot dipped galvanized finish suitable for coastal environments
Large hex washer omits need for a separate washer

Specifications

Size: 3/8 in
Model #: 9989000
Features: No Additional Features
Head Style: Hex Head
Internet #: 336110898
Returnable: 90-Day
Drive Style: Hex
Store SKU #: 1014668589
Screw Length: 8 in
Thread Style: Coarse Thread
Fastener Type: Structural Screws
Fastener Color: Silver
Fastener Plating: Hot Dipped Galvanized Zinc
Package Quantity: 30
Fastener Material: Carbon Steel
Interior/Exterior: Exterior
Measurement System: Inches
Product Weight: 0.188 lb
Manufacturer Warranty: Limited Lifetime Warranty

Related products

Related products

DECKMATE #9 Star Drive Flat-Head Wood Deck Screw ( / 1,260-Piece)

DECKMATE

DECKMATE #9 Star Drive Flat-Head Wood Deck Screw ( / 1,260-Piece)$10.97–$900^$10⁹⁷–^$900⁰⁰

DECKMATE #9 . Exterior Self-Starting Torx Flat-Head Wood Deck Screws ( /73-Piece)

DECKMATE

DECKMATE #9 . Exterior Self-Starting Torx Flat-Head Wood Deck Screws ( /73-Piece)$11.97–$119^$11⁹⁷–^$119⁰⁰

DECKMATE #10 x 3-1/2 in. Tan Torx Flat-Head Wood Deck Screw (5 lbs. / 280-Piece)

DECKMATE

DECKMATE #10 x 3-1/2 in. Tan Torx Flat-Head Wood Deck Screw (5 lbs. / 280-Piece)$32.97^$32⁹⁷

DECKMATE #8 x 1-1/4 in. Tan Exterior Self-Starting Torx Flat-Head Wood Screws (5 lb./783-Piece)

DECKMATE

DECKMATE #8 x 1-1/4 in. Tan Exterior Self-Starting Torx Flat-Head Wood Screws (5 lb./783-Piece)$32.97^$32⁹⁷

DECKMATE #9 x 2-1/2 in. Tan Torx Flat-Head Wood Deck Screw (5 lbs. / 435-Piece)

DECKMATE

DECKMATE #9 x 2-1/2 in. Tan Torx Flat-Head Wood Deck Screw (5 lbs. / 435-Piece)$29.97^$29⁹⁷

DECKMATE #9 x 2-1/2 in. Gray Torx Pan-Head Coarse Composite Deck Screw (10 lb./729-Piece)

DECKMATE

DECKMATE #9 x 2-1/2 in. Gray Torx Pan-Head Coarse Composite Deck Screw (10 lb./729-Piece)$60.27^$60²⁷

DECKMATE #8 . Star-Drive Bugle-Head Composite Deck Screws ( / 371-Piece)

DECKMATE

DECKMATE #8 . Star-Drive Bugle-Head Composite Deck Screws ( / 371-Piece)$12.97–$381.92^$12⁹⁷–^$381⁹²

DECKMATE 25-Pack #8 x 1-1/4 in. Tan Star Drive Flat-Head Wood Deck Screw (25 lbs. / 4,650-Piece)

DECKMATE

DECKMATE 25-Pack #8 x 1-1/4 in. Tan Star Drive Flat-Head Wood Deck Screw (25 lbs. / 4,650-Piece)$111.75^$111⁷⁵

DECKMATE #8 x 1-1/4 in. Tan Star Flat-Head Wood Deck Screw (1 lb. / 186-Piece)

DECKMATE

DECKMATE #8 x 1-1/4 in. Tan Star Flat-Head Wood Deck Screw (1 lb. / 186-Piece)$10.97^$10⁹⁷

DECKMATE ¼ in. x 5 in. Tan Star Drive Flat-Head Wood Deck Screws (50-Piece)

DECKMATE

DECKMATE ¼ in. x 5 in. Tan Star Drive Flat-Head Wood Deck Screws (50-Piece)$18.87^$18⁸⁷

DECKMATE #9 x 2-1/2 in. Red Exterior Self-Starting Torx Flat-Head Wood Deck Screws (25 lb./1823-Piece)

DECKMATE

DECKMATE #9 x 2-1/2 in. Red Exterior Self-Starting Torx Flat-Head Wood Deck Screws (25 lb./1823-Piece)$119^$119⁰⁰

DECKMATE #8 x 1-5/8 in. Tan Star Flat-Head Wood Deck Screw (5 lbs. / 619-Piece)

DECKMATE

DECKMATE #8 x 1-5/8 in. Tan Star Flat-Head Wood Deck Screw (5 lbs. / 619-Piece)$32.97^$32⁹⁷