Fasteners (Bolts and Nuts)

Precision Tools Trading offers a diverse selection of high-quality fasteners, specifically bolts and nuts, to meet the varied requirements of construction, manufacturing, automotive, and general maintenance applications. Our fasteners are sourced from leading manufacturers and are designed to provide reliable and secure connections in any assembly or construction project. Below is a detailed description of the bolts and nuts available at Precision Tools Trading.

1. Bolts

Bolts are threaded fasteners used to hold objects together, typically in conjunction with a nut. They come in various types and materials, each suited to specific applications.

1.1 Hex Bolts

• Description: Hex bolts feature a six-sided head and are the most commonly used type of bolt. They are designed for use with a wrench or socket.
• Materials: Available in carbon steel, stainless steel, and alloy steel, with various coatings such as zinc plating, galvanization, or black oxide for corrosion resistance.
• Sizes: Offered in a wide range of diameters and lengths, conforming to standard metrics (M6, M8, M10) and imperial sizes (1/4", 3/8", 1/2").
• Applications: Ideal for construction, machinery assembly, automotive repairs, and general-purpose fastening.

1.2 Carriage Bolts

• Description: Carriage bolts have a rounded head and a square neck that prevents rotation during tightening. They are typically used in wood connections.
• Materials: Available in steel, stainless steel, and brass, with optional finishes like zinc plating and galvanization.
• Sizes: Common sizes range from 1/4" to 3/4" in diameter and up to 10" in length.
• Applications: Used in woodworking, construction, and applications requiring a smooth, finished head.

1.3 Flange Bolts

• Description: Flange bolts have a built-in washer-like flange under the head that distributes pressure and reduces the risk of damage to the surface.
• Materials: Manufactured from high-strength steel, stainless steel, and sometimes brass or titanium for specialized applications.
• Sizes: Available in various metric (M5 to M24) and imperial sizes (1/4" to 1"), with different thread pitches.
• Applications: Suitable for automotive, construction, and machinery applications where a wide bearing surface is needed.

1.4 Lag Bolts (Lag Screws)

• Description: Lag bolts are heavy-duty screws with a hex head, designed for high-torque applications. They are primarily used in wood.
• Materials: Typically made of steel, available with galvanized or zinc coatings for corrosion resistance.
• Sizes: Available in sizes ranging from 1/4" to 1" in diameter and up to 10" in length.
• Applications: Ideal for heavy timber construction, securing heavy objects to wood, and structural applications.

1.5 Eye Bolts

• Description: Eye bolts feature a looped head for attaching ropes, cables, or chains. They can be open or closed loop.
• Materials: Made from steel or stainless steel, with options for zinc or galvanized finishes.
• Sizes: Sizes range from 1/4" to 1" in diameter and lengths up to 6".
• Applications: Used in lifting, rigging, and securing loads in industrial and marine applications.

1.6 U-Bolts

• Description: U-bolts have a U-shaped design with two threaded ends, used for securing pipes, tubes, or rods to a surface.
• Materials: Available in steel and stainless steel, with finishes like zinc plating and galvanization for enhanced durability.
• Sizes: Sizes vary from 1/4" to 1" in diameter and widths up to 4".
• Applications: Commonly used in plumbing, construction, and automotive applications to secure round objects.

2. Nuts

Nuts are internally threaded fasteners used in conjunction with bolts to secure materials together. They come in various shapes and materials, each designed for specific applications.

2.1 Hex Nuts

• Description: Hex nuts are six-sided nuts that are the standard choice for most fastening applications.
• Materials: Made from carbon steel, stainless steel, and brass, with coatings such as zinc plating and galvanization for corrosion protection.
• Sizes: Available in standard metric sizes (M6, M8, M10) and imperial sizes (1/4", 3/8", 1/2").
• Applications: Used in construction, machinery, automotive, and general-purpose fastening.

2.2 Lock Nuts

• Description: Lock nuts are designed to prevent loosening under vibration and torque. They include various types such as nylon insert lock nuts, jam nuts, and all-metal lock nuts.
• Materials: Typically made from steel or stainless steel, with options for nylon inserts or other locking mechanisms.
• Sizes: Commonly available in sizes from M5 to M24 in metric and 1/4" to 1" in imperial.
• Applications: Ideal for use in automotive, machinery, and applications subject to vibration and movement.

2.3 Flange Nuts

• Description: Flange nuts have a built-in washer-like flange that distributes pressure and prevents loosening.
• Materials: Made from high-strength steel or stainless steel, often with zinc plating or other finishes for corrosion resistance.
• Sizes: Sizes range from M6 to M24 in metric and 1/4" to 1" in imperial.
• Applications: Commonly used in automotive and machinery applications where a wide bearing surface is required.

2.4 Wing Nuts

• Description: Wing nuts have two large wings for hand-tightening without the need for tools.
• Materials: Manufactured from steel, stainless steel, and sometimes plastic for lightweight applications.
• Sizes: Available in various sizes, typically ranging from M4 to M12 in metric and 1/4" to 1/2" in imperial.
• Applications: Ideal for applications requiring frequent adjustments, such as in fixtures and light equipment.

2.5 Cap Nuts

• Description: Cap nuts, also known as acorn nuts, have a dome-shaped end that covers the exposed end of the bolt for a finished appearance.
• Materials: Made from steel, stainless steel, brass, and other metals, with optional chrome plating for decorative applications.
• Sizes: Available in standard sizes ranging from M5 to M20 in metric and 1/4" to 1/2" in imperial.
• Applications: Used in automotive, furniture, and decorative applications where a smooth, finished look is desired.

2.6 Square Nuts

• Description: Square nuts have four sides, offering a larger surface area for tightening and more resistance to loosening.
• Materials: Typically made from steel or stainless steel, with various coatings for durability.
• Sizes: Available in sizes from M6 to M16 in metric and 1/4" to 3/4" in imperial.
• Applications: Used in construction and machinery where greater surface contact is needed for secure fastening.

3. Specialty Fasteners

Specialty fasteners are designed for specific applications and environments, offering unique features and benefits.

3.1 Anchor Bolts

• Description: Anchor bolts are used to secure objects to concrete, masonry, or other base materials. They include wedge anchors, sleeve anchors, and expansion anchors.
• Materials: Made from steel or stainless steel, often with galvanized or zinc coatings for corrosion resistance.
• Sizes: Sizes range from 1/4" to 1" in diameter and lengths up to 12".
• Applications: Ideal for securing heavy machinery, structural components, and equipment to concrete surfaces.

3.2 Elevator Bolts

• Description: Elevator bolts have a large, flat head and are used in conveyor systems and elevators.
• Materials: Available in steel and stainless steel, with coatings like zinc plating for added durability.
• Sizes: Sizes range from 1/4" to 1/2" in diameter and lengths up to 4".
• Applications: Used in conveyor systems, elevator assemblies, and other machinery requiring a wide, flat bearing surface.

3.3 Coupling Nuts

• Description: Coupling nuts are long nuts used to join two threaded rods or extend the length of a bolt.
• Materials: Made from steel or stainless steel, with options for zinc plating and other finishes.
• Sizes: Available in sizes ranging from M6 to M20 in metric and 1/4" to 3/4" in imperial.
• Applications: Commonly used in construction, assembly, and applications requiring extension of threaded components.

3.4 T-Nuts

• Description: T-nuts are designed to be inserted into wood or other materials to provide a threaded hole for bolts.
• Materials: Typically made from steel or stainless steel, with a variety of finishes for durability.
• Sizes: Available in sizes from M4 to M12 in metric and 1/4" to 1/2" in imperial.
• Applications: Used in woodworking, furniture assembly, and applications requiring a secure threaded insert.

3.5 Rivnuts (Blind Nuts)

• Description: Rivnuts are threaded inserts that can be installed in thin materials, providing a strong, threaded anchor point.
• Materials: Available in aluminum, steel, and stainless steel, with various finishes for corrosion resistance.
• Sizes: Sizes range from M3 to M10 in metric and 1/8" to 3/8" in imperial.
• Applications: Ideal for automotive, aerospace, and applications where access to both sides of the material is limited.

Conclusion

Precision Tools Trading provides a comprehensive range of bolts and nuts to cater to the diverse needs of our customers. Our fasteners are chosen for their quality, durability, and performance, ensuring reliable and secure connections in any application. Whether you are working in construction, manufacturing, automotive, or general maintenance, our extensive selection of fasteners will help you achieve the best results in your projects.