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Carriage Bolts, Lag Screws, Nuts, Bolts & Washers Flat & Lock | Grade 5 & Grade 8 | Small to Extra-Large Sizes
Our extensive selection of carriage bolts, lag screws, nuts, bolts, and washers is designed to meet the demands of everything from light-duty projects to heavy industrial applications. Available in Grade 5 and Grade 8, and in sizes ranging from the smallest standard fasteners to very large diameters and lengths, we offer reliable solutions for strength, durability, and precision.
Fastener Types Available
Carriage Bolts – Smooth, rounded heads with square necks for secure fastening in wood and metal applications where a clean finish is required.
Lag Screws (Lag Bolts) – Heavy-duty fasteners ideal for structural wood connections, construction, and outdoor projects.
Hex Bolts & Machine Bolts – Versatile fastening options for machinery, structural steel, automotive, and general construction use.
Nuts – Standard to pair perfectly with Grade 5 and Grade 8 bolts.
Washers
Flat Washers – Distribute load evenly to protect surfaces and improve joint stability.
Lock Washers – Help prevent loosening due to vibration and movement.
Grades & Strength
Grade 5 – Medium carbon steel, heat-treated for strong, dependable performance in most commercial and construction applications.
Grade 8 – High-strength alloy steel designed for extreme loads, high stress, and critical fastening needs.
Size Range
From small diameter fasteners for precision work to very large bolts and washers for structural and heavy equipment applications, our inventory supports projects of any scale.
Applications
Construction & structural assemblies
Automotive & heavy equipment
Manufacturing & maintenance
Wood, steel, and mixed-material fastening
Industrial, commercial, and DIY projects
Built for strength, consistency, and long-term performance, our fasteners deliver the quality professionals trust and the versatility customers need.
Our extensive selection of carriage bolts, lag screws, nuts, bolts, and washers is designed to meet the demands of everything from light-duty projects to heavy industrial applications. Available in Grade 5 and Grade 8, and in sizes ranging from the smallest standard fasteners to very large diameters and lengths, we offer reliable solutions for strength, durability, and precision.
Fastener Types Available
Carriage Bolts – Smooth, rounded heads with square necks for secure fastening in wood and metal applications where a clean finish is required.
Lag Screws (Lag Bolts) – Heavy-duty fasteners ideal for structural wood connections, construction, and outdoor projects.
Hex Bolts & Machine Bolts – Versatile fastening options for machinery, structural steel, automotive, and general construction use.
Nuts – Standard to pair perfectly with Grade 5 and Grade 8 bolts.
Washers
Flat Washers – Distribute load evenly to protect surfaces and improve joint stability.
Lock Washers – Help prevent loosening due to vibration and movement.
Grades & Strength
Grade 5 – Medium carbon steel, heat-treated for strong, dependable performance in most commercial and construction applications.
Grade 8 – High-strength alloy steel designed for extreme loads, high stress, and critical fastening needs.
Size Range
From small diameter fasteners for precision work to very large bolts and washers for structural and heavy equipment applications, our inventory supports projects of any scale.
Applications
Construction & structural assemblies
Automotive & heavy equipment
Manufacturing & maintenance
Wood, steel, and mixed-material fastening
Industrial, commercial, and DIY projects
Built for strength, consistency, and long-term performance, our fasteners deliver the quality professionals trust and the versatility customers need.