1/2" x 7" (25 Pack) Zinc Carriage Bolt Kit, Grade 307A by Makers Bolt
US$88.15
Arrives as soon as ✓ Free shipping over $200Description
Product Details Color: Silver Number of Items: 25 Unit Count: 25 Count Part Number: CBK50112Z25 Thread Size: 1/2"-13 Exterior Finish: Zinc Manufacturer Grade: Grade 307A Screw Head Style: ...
Delivery & Returns
Free shipping over $200
Orders of $200 or more ship free. No code needed.
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Product Details
- Color: Silver
- Number of Items: 25
- Unit Count: 25 Count
- Part Number: CBK50112Z25
- Thread Size: 1/2"-13
- Exterior Finish: Zinc
- Manufacturer Grade: Grade 307A
- Screw Head Style: Flat
- Fastener Type: Carriage Bolt
- Thread Type: Unc
- Thread Style: Right Hand
- Item Hardness: Grade 307A
- Head Type: Hex
- Compatible Groove Diameter: 1.06 inches
- Grade Rating: Grade A307
- Material Type: Carbon Steel
- Finish Types: Plated
- Item Diameter: 0.5 inches
- Size Name: 1/2 x 7
- Fastener Size: 1/2
- Thread Coverage: Partially Threaded
- Outside Diameter: 1.38 inches
- Set Name: Makers Bolt Zinc Plated Carbon Steel 1/2" x 7" Carriage Bolt Kit (25 Piece)
About this item
- Diameter: 1/2"
- Length: 7"
- Head diameter: 1.063"
- Nut diameter: 1/2"-13
- Nut wrench size: 3/4"
- Washer outside diameter: 1-3/8"
- Kit includes 25 carriage bolts, 25 USS thick washers, 25 hex nuts
- Bright, consistent zinc plating for moderate corrosion resistance
- Grade 307A carriage bolts, grade 2 hex nuts, and USS flat washers
- The flat head provides a semi-flush finish and is perfect for decks, gazebos, pergolas, and other heavy duty applications
Shipping Policy
Autzen 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 can request a return within 30 days of delivery, and Autzen will email you return instructions. Change-of-mind returns must be unused, unassembled, and in their original packaging. There is no restocking fee. Depending on the item's packaged size and weight and how it needs to be collected, a change-of-mind return may have a return shipping or pickup cost. We only deduct the actual cost: we tell you the exact amount and get your OK before arranging a paid return, and if there is no cost, nothing is deducted. Returns for damaged, defective, or incorrect items are free.
How it works
- Email us at support@autzenhub.com with your order number.
- We send your return instructions within 1 business day, along with any return shipping cost so you can decide.
- Your refund goes back to your original payment method within 10 business days of the carrier scan.
Damaged or defective on arrival? Send a photo and Autzen replaces or refunds immediately, return shipping on us, and in most cases you won't need to send anything back.