Bulk 3/4"-10 Grade 8 Hex Cap Screws (Zinc Yellow CR+6 Bake, UNC)

Rugged Fasteners for Industrial & Manufacturing Projects

Equip your high-load applications with our 3/4"-10 Grade 8 Hex Cap Screws, coated in a zinc-yellow CR+6 bake for superior corrosion resistance. Built to endure heavy torque and vibration, these coarse-thread (UNC) screws are a reliable choice for construction, machinery, and industrial assembly.

Note – PT = Partial Thread

Key Features

• Diameter: 3/4 inch
• Thread Size: 3/4"-10 – UNC (Coarse) Thread
• Length Options: Multiple lengths to suit various project requirements
• Thread Length: May be full or partial depending on overall screw length
• Wrench Size (Across Flats): 1-1/8 inch (standard hex head)
• Material & Finish: Grade 8 alloy steel with zinc-yellow CR+6 bake
• Type: Hex Cap Screw
• System of Measurement: Inch (Imperial / US)
• Specifications: Conforms to ASTM B18.2.1
• Matching Nuts & Washers: 3/4"-10 Nuts & Washers Available Here

Bulk Ordering Advantages

Purchasing your Grade 8 fasteners in bulk can significantly reduce your per-piece cost and ensure you have a consistent stock for large-scale or continuous operations. Ideal for contractors, OEMs, and industrial facilities that rely on dependable hardware and quick turnarounds.

Material Properties

• Exceptional Strength: Grade 8 alloy steel designed for high loads and stress.
• Corrosion Resistance: Zinc-yellow plating with CR+6 bake helps combat rust.
• Durability Under Vibration: UNC threads offer a strong grip for machinery and heavy equipment.

Ideal Applications

• Industrial Machinery & Equipment
• Construction & Structural Projects
• Automotive & Heavy Vehicle Assembly
• Maintenance, Repair & Overhaul (MRO)
• General Manufacturing & Fabrication

Why Monster Bolts?

Since 2012, Monster Bolts has been a reputable source for high-quality, industrial-grade fasteners. We strive to provide:

• Reliability: ASTM-compliant fasteners that meet strict quality standards.
• Competitive Bulk Pricing: Reduce overall project costs with volume discounts.
• Wide Inventory & Fast Shipping: Minimize downtime with our ready-to-ship products.
• Expert Assistance: Our knowledgeable team can help with product selection and technical support.

Installation Tips

• Choose the correct wrench or impact socket size to avoid damaging the head or threads.
• Clean and lubricate threads before assembly for accurate torque and a secure hold.
• Pair with Grade 8 nuts and washers to achieve maximum joint integrity and reliability.

Note: Nuts and washers are sold separately.

Secure Your Bulk Supply

Don’t settle for less in demanding applications. Stock up on 3/4"-10 Grade 8 Hex Cap Screws to ensure you always have dependable, heavy-duty fasteners on hand. Enjoy cost savings, quick shipping, and quality support, making Monster Bolts your go-to partner for industrial solutions.

✔️ Trusted by professionals in construction, manufacturing, and automotive fields

✔️ Zinc-yellow CR+6 finish for enhanced corrosion defense

✔️ Compliant with ASTM B18.2.1 standards for proven quality