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{"id":15862766436512,"title":"Prime-Line 9063837 Carriage Bolts, 3\/8 in.-16 X 4 in., A307 Grade A Hot Dip Galvanized Steel (25 Pack)","handle":"prime-line-9063837-carriage-bolts-3-8-in-16-x-4-in-a307-grade-a-hot-dip-galvanized-steel-25-pack","description":"\u003ch3\u003ePrime-Line 9063837 Carriage Bolts, 3\/8 in.-16 X 4 in., A307 Grade A Hot Dip Galvanized Steel (25 Pack)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003ePrime‑Line carriage bolts provide strong, dependable fastening for\nwood‑to‑wood or wood‑to‑metal applications commonly found in home improvement\nand repair projects. Featuring a smooth, rounded head with a square neck,\nthese bolts are designed to prevent turning during installation and deliver a\nclean, finished appearance on visible surfaces. Ideal for use in outdoor\nfurniture, decks, fencing, gates, signage, and structural assemblies,\nPrime‑Line carriage bolts are intended for use with same‑size matching nuts\nand washers to ensure proper fit, improved load distribution, and a secure\nlong‑lasting hold. Manufactured from quality materials for durability and\ncorrosion resistance, they install easily with standard tools and perform\nreliably in both indoor and outdoor environments. Trusted by DIY homeowners\nand professionals across the U.S., Prime‑Line carriage bolts make it easy to\ncomplete projects with strength, stability, and a professional finish.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eSize: 3\/8 inch-16 X 4 inch\u003c\/li\u003e\n \u003cli\u003eFeatures a smooth rounded head as opposed to a standard hex head\u003c\/li\u003e\n \u003cli\u003eSquare shoulder allows for nut to be tightened or loosened\u003c\/li\u003e\n \u003cli\u003eOften used in cases where a protruding bolt head could cause injury\u003c\/li\u003e\n \u003cli\u003eNuts and washers not included, ensure washers and nuts are same diameter\u003c\/li\u003e\n \u003cli\u003eThread Type: Coarse, Thread Class: UNC-2A, Point Style: Blunt\u003c\/li\u003e\n \u003cli\u003eSpecification(s) Met: ASME B18.5 and ASTM A307A\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2026-09-12T15:48:24+10:00","created_at":"2026-09-10T00:12:20+10:00","vendor":"PRIME-LINE","type":"Carriage Bolts","tags":["heavy_industrial_Sep2026"],"price":29000,"price_min":29000,"price_max":29000,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":58887827292320,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B074ZMYYWJ","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Prime-Line 9063837 Carriage Bolts, 3\/8 in.-16 X 4 in., A307 Grade A Hot Dip Galvanized Steel (25 Pack)","public_title":null,"options":["Default Title"],"price":29000,"weight":1302,"compare_at_price":null,"inventory_management":"shopify","barcode":"049793116291","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/dingoship.com.au\/cdn\/shop\/files\/B074ZMYYWJ.jpg?v=1788963142","\/\/dingoship.com.au\/cdn\/shop\/files\/316-JDlKgNL.jpg?v=1788963142"],"featured_image":"\/\/dingoship.com.au\/cdn\/shop\/files\/B074ZMYYWJ.jpg?v=1788963142","options":["Title"],"media":[{"alt":null,"id":70275241279648,"position":1,"preview_image":{"aspect_ratio":2.183,"height":229,"width":500,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/B074ZMYYWJ.jpg?v=1788963142"},"aspect_ratio":2.183,"height":229,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/B074ZMYYWJ.jpg?v=1788963142","width":500},{"alt":null,"id":70275241312416,"position":2,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/dingoship.com.au\/cdn\/shop\/files\/316-JDlKgNL.jpg?v=1788963142"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/dingoship.com.au\/cdn\/shop\/files\/316-JDlKgNL.jpg?v=1788963142","width":500}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003ePrime-Line 9063837 Carriage Bolts, 3\/8 in.-16 X 4 in., A307 Grade A Hot Dip Galvanized Steel (25 Pack)\u003c\/h3\u003e\n\u003cp id=\"b\"\u003ePrime‑Line carriage bolts provide strong, dependable fastening for\nwood‑to‑wood or wood‑to‑metal applications commonly found in home improvement\nand repair projects. Featuring a smooth, rounded head with a square neck,\nthese bolts are designed to prevent turning during installation and deliver a\nclean, finished appearance on visible surfaces. Ideal for use in outdoor\nfurniture, decks, fencing, gates, signage, and structural assemblies,\nPrime‑Line carriage bolts are intended for use with same‑size matching nuts\nand washers to ensure proper fit, improved load distribution, and a secure\nlong‑lasting hold. Manufactured from quality materials for durability and\ncorrosion resistance, they install easily with standard tools and perform\nreliably in both indoor and outdoor environments. Trusted by DIY homeowners\nand professionals across the U.S., Prime‑Line carriage bolts make it easy to\ncomplete projects with strength, stability, and a professional finish.\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eSize: 3\/8 inch-16 X 4 inch\u003c\/li\u003e\n \u003cli\u003eFeatures a smooth rounded head as opposed to a standard hex head\u003c\/li\u003e\n \u003cli\u003eSquare shoulder allows for nut to be tightened or loosened\u003c\/li\u003e\n \u003cli\u003eOften used in cases where a protruding bolt head could cause injury\u003c\/li\u003e\n \u003cli\u003eNuts and washers not included, ensure washers and nuts are same diameter\u003c\/li\u003e\n \u003cli\u003eThread Type: Coarse, Thread Class: UNC-2A, Point Style: Blunt\u003c\/li\u003e\n \u003cli\u003eSpecification(s) Met: ASME B18.5 and ASTM A307A\u003c\/li\u003e\n \u003c\/ul\u003e"}

Prime-Line 9063837 Carriage Bolts, 3/8 in.-16 X 4 in., A307 Grade A Hot Dip Galvanized Steel (25 Pack)

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Prime-Line 9063837 Carriage Bolts, 3/8 in.-16 X 4 in., A307 Grade A Hot Dip Galvanized Steel (25 Pack)

Prime‑Line carriage bolts provide strong, dependable fastening for wood‑to‑wood or wood‑to‑metal applications commonly found in home improvement and repair projects. Featuring a smooth, rounded head with a square neck, these bolts are designed to prevent turning during installation and deliver a clean, finished appearance on visible surfaces. Ideal for use in outdoor furniture, decks, fencing, gates, signage, and structural assemblies, Prime‑Line carriage bolts are intended for use with same‑size matching nuts and washers to ensure proper fit, improved load distribution, and a secure long‑lasting hold. Manufactured from quality materials for durability and corrosion resistance, they install easily with standard tools and perform reliably in both indoor and outdoor environments. Trusted by DIY homeowners and professionals across the U.S., Prime‑Line carriage bolts make it easy to complete projects with strength, stability, and a professional finish.

Product Features

  • Size: 3/8 inch-16 X 4 inch
  • Features a smooth rounded head as opposed to a standard hex head
  • Square shoulder allows for nut to be tightened or loosened
  • Often used in cases where a protruding bolt head could cause injury
  • Nuts and washers not included, ensure washers and nuts are same diameter
  • Thread Type: Coarse, Thread Class: UNC-2A, Point Style: Blunt
  • Specification(s) Met: ASME B18.5 and ASTM A307A