ARP 12-Point Grade 8 Stainless Steel Bolt Set 5pcs Model 612-4250

Description

Product Overview

Engineered by ARP, this 12‑point bolt set combines Grade 8 stainless steel strength with a precision‑machined exterior finish. Each bolt measures 0.31 inches in diameter, features a right‑hand thread, and meets a shear strength of 90,000‑108,000 psi, making it ideal for high‑performance automotive axles. The package includes five bolts, each weighing 9.9 oz, and is packaged in a compact 0.2 × 9.4 × 5.6 in box.

Usage

Designed for automotive performance axles, these bolts excel in applications requiring superior tensile strength and corrosion resistance, such as racing suspensions, heavy‑duty trucks, and off‑road vehicles. The stainless steel construction resists rust in harsh environments, while the 12‑point head provides easy torque application for mechanics and DIY enthusiasts alike.

Why Choose Us

ARP’s reputation for precision engineering ensures each bolt meets strict Grade 8 standards. Manufactured in the United States, the bolts undergo rigorous quality checks, guaranteeing consistent hardness and thread integrity. Our commitment to after‑sales support means you receive technical assistance and a hassle‑free return policy.

Key Features

• Grade 8 stainless steel delivers exceptional strength and rust resistance.
• 12‑point head design allows for precise torque and easy installation.
• Right‑hand 5/16‑18 UNC thread ensures a secure fit for performance axles.
• Machined exterior finish provides a professional look and reduces wear.
• Comes with dedicated customer support and a straightforward warranty.

FAQ

What size threads do these bolts have?

All bolts are sized 5/16‑18 UNC with a right‑hand thread orientation.

Can these bolts be used on non‑automotive projects?

Yes, their high strength and corrosion resistance make them suitable for marine, industrial, and heavy‑duty applications.

Is the stainless steel grade suitable for high‑temperature environments?

Grade 8 stainless steel maintains its mechanical properties up to moderate temperatures, but for extreme heat exposure, a specialized alloy is recommended.

How many bolts are included in the package?

The set contains five individual 12‑point bolts.

What warranty does ARP provide?

ARP offers a limited warranty covering material defects and provides technical support for installation queries.