Hillman Group Galvanized Carriage Bolt 5/16” x 4-1/2”, 50 Count, Blunt Point, Alloy Steel, Self-Locking Round Head Fasteners, Wood and Metal, No Washer Needed, Rust-Resistant (812558)
US$58.28
Arrives as soon as ✓ Free shipping over $200Description
Product Details Color: Galvanized Item Dimensions: 5.4 x 4.2 x 3.4 inches Included Components: Hillman Group Galvanized Carriage Bolt 5/16” x 4-1/2”, 50 Count, Blunt Point, Alloy Steel, Self-Lo...
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Free shipping over $200
Orders of $200 or more ship free. No code needed.
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Product Details
- Color: Galvanized
- Item Dimensions: 5.4 x 4.2 x 3.4 inches
- Included Components: Hillman Group Galvanized Carriage Bolt 5/16” x 4-1/2”, 50 Count, Blunt Point, Alloy Steel, Self-Locking Round Head Fasteners, Wood and Metal, No Washer Needed, Rust-Resistant (812558)
- Number of Items: 50
- Unit Count: 1 Count
- Part Number: 812558
- Warranty Description: Warranty
- Thread Size: 5/16 Inch-18
- Exterior Finish: Hot-Dipped Galvanized
- Manufacturer Grade: Grade 2
- Screw Head Style: Flat
- Fastener Type: Carriage Bolt
- Thread Type: Unc
- Thread Style: Right Hand
- Item Hardness: Grade 8.8
- Head Type: Round Head
- Thread Class: 8.8
- Screw Point Style: Blunt Point
- Compatible Groove Diameter: 0.31 inches
- Drive System: Square
- Grade Rating: Class 8.8
- Set Screw Thread Type: UNC
- Material Type: Alloy Steel
- Metal Type: Alloy Steel
- Finish Types: Galvanized
- Item Diameter: 0.31 inches
- Size Name: 50-Pack
- Number of Pieces: 50
- Fastener Size: 5/16 inches
- Thread Coverage: Fully Threaded
- Outside Diameter: 0.31 inches
- Set Name: 50-Pack
- Item Type Name: Hillman Group Galvanized Carriage Bolt 5/16” x 4-1/2”, 50 Count, Blunt Point, Alloy Steel, Self-Locking Round Head Fasteners, Wood and Metal, No Washer Needed, Rust-Resistant (812558)
- Model: 812558
About this item
- Carriage Bolts are designed to fasten a wooden face to either wood or metal
- Flat head provides a semi-flush finish to applications
- The heads is designed to eliminate the need for a washer
- Square underside of the head is self locking to eliminate the need for a driving tool
- Galvanized finish is perfect for rust prevention
Shipping Policy
Road & Rim ships from the United States.
Most orders leave the warehouse within 1 business day and arrive in 2–7 business days.
- Free shipping on orders of $200 or more, applied automatically
- Otherwise shipping is a flat $6.90
- Your tracking number is emailed as soon as your order ships
- We currently ship to the lower 48 United States
Return policy
30-day returns.
If it's not quite right, you have 30 days from delivery to send it back, and Road & Rim will email you a return label. Return shipping fees may apply depending on the item's size, weight, and shipping location, and are deducted from your refund.
How it works
- Email us at support@roadandrim.com with your order number.
- We send a return label within 1 business day, along with the return shipping cost (if any) so you can decide.
- Your refund goes back to your original payment method within 10 business days of the carrier scan.
Items should be unused, unassembled, and in their original packaging. Damaged or defective on arrival? Send a photo and Road & Rim replaces or refunds immediately, return shipping on us, and in most cases you won't need to send anything back.