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.

The Hillman Group 5/16 in. x 1-1/4 in. External… | Core Ranger

Home
Hardware
Fasteners
Bolts
Hex Bolts

The Hillman Group

SKU HD204786251

The Hillman Group 5/16 in. x 1-1/4 in. External Hex Hex-Head Cap Screw (10-Pack)

$12.35$1235

Hex cap screws can be used when looking for outdoor applications or a stronger bolt. The name hex cap screw and hex bolt are commonly interchanged. A common feature on a hex cap screw is a washer surface directly under the head which creates a better seal.

Specifications

Size: 5/16 in
Grade: 18-8 Stainless
Model #: 2428
Internet #: 204786251
Returnable: 90-Day
Store SKU #: 1000089806
Thread Style: Coarse Thread
Fastener Type: Hex Bolt
Fastener Length: 1-1/4 in
Fastener Plating: Uncoated
Package Quantity: 10
Fastener Material: Stainless Steel
Measurement System: Inches,Metric
Product Weight: 0.347 lb
Manufacturer Warranty: None

Related products

Related products

The Hillman Group 8.5 in. x 17 in. Heritage Address Plaque Kit

The Hillman Group

The Hillman Group 8.5 in. x 17 in. Heritage Address Plaque Kit$39.93^$39⁹³

The Hillman Group Iron Sign Stake

The Hillman Group

The Hillman Group Iron Sign Stake$10.87^$10⁸⁷

The Hillman Group 18 in. x 24 in. Drive Like Your Kids Live Here Sign

The Hillman Group

The Hillman Group 18 in. x 24 in. Drive Like Your Kids Live Here Sign$9.57^$9⁵⁷

The Hillman Group 5-1/4 in. x 16 in. Natural Pine Address Plaque

The Hillman Group

The Hillman Group 5-1/4 in. x 16 in. Natural Pine Address Plaque$8.27^$8²⁷

The Hillman Group 5-1/2 in. Black Plastic Number 1

The Hillman Group

The Hillman Group 5-1/2 in. Black Plastic Number 1$3.27^$3²⁷

The Hillman Group Rectangular White Address Plaque

The Hillman Group

The Hillman Group Rectangular White Address Plaque$24.77^$24⁷⁷

The Hillman Group 3 in. Mylar Peel and Stick Numbers Pack

The Hillman Group

The Hillman Group 3 in. Mylar Peel and Stick Numbers Pack$5.27^$5²⁷

The Hillman Group 3 in. Cardboard Letters, Numbers and Symbols Stencil Set

The Hillman Group

The Hillman Group 3 in. Cardboard Letters, Numbers and Symbols Stencil Set$6.97^$6⁹⁷

The Hillman Group 2 in. Self-Adhesive Vinyl Number Pack

The Hillman Group

The Hillman Group 2 in. Self-Adhesive Vinyl Number Pack$2.24^$2²⁴

The Hillman Group 2 in. Self-Adhesive Mylar Number Set

The Hillman Group

The Hillman Group 2 in. Self-Adhesive Mylar Number Set$3.47^$3⁴⁷

The Hillman Group Stainless-Steel Nuts and Washers Assortment (5-Pack)

The Hillman Group

The Hillman Group Stainless-Steel Nuts and Washers Assortment (5-Pack)$7.73^$7⁷³

The Hillman Group 3 in. Round Reflectors (2-Pack)

The Hillman Group

The Hillman Group 3 in. Round Reflectors (2-Pack)$2.80^$2⁸⁰