DORMAN/AUTOGRADE 428-445 Cap Screw Hex Head 019495284451 8.8 M8-1.0 45MM

( Brand: Dorman/autograde ), ( Manufacturer Part Number: 428-445 ), ( Warranty: 1 Year Replacement ), ( California Prop 65 Warning: This Product Contains Chemicals Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. ), ( UPC: 019495284451 ), ( Type: Hardware, Fasteners And Fittings )

Review DORMAN/AUTOGRADE Cap Screw hex Head class 8.8 45mm

Introducing the Dorman/Autograde 428-445 Cap Screw, a versatile and durable fastener suitable for various automotive applications. This cap screw boasts a hex head design, offering enhanced grip and torque application during installation. The screw is classified as 8.8, which signifies its high tensile strength and ability to withstand significant loads.

The Dorman/Autograde 425-445 Cap Screw is manufactured from premium quality steel, ensuring robustness and longevity. Its thread pitch is M8, making it compatible with standard automotive components that utilize this thread size. The screw measures 45mm in length, providing ample depth for securing various automotive parts.

The hex head design of this cap screw features a 1.0 square drive, allowing for easy and efficient installation using common sockets and wrenches. This design also ensures a secure connection, reducing the risk of rounding out the screw head during tightening.

The Dorman/Autograde 428-445 Cap Screw is an excellent replacement for worn-out or damaged fasteners, and its high-strength classification makes it suitable for applications that require exceptional load-bearing capacity. Its precise dimensions and superior quality make it an ideal choice for professional mechanics, DIY enthusiasts, and automotive restoration projects.

In summary, the Dorman/Autograde 428-445 Cap Screw is a reliable and robust fastener designed for various automotive applications. Its hex head design with a 1.0 square drive, M8 thread pitch, and 45mm length make it a versatile and essential component for any automotive repair or restoration project.

Dorman/Autograde M8-1.0 x 45mm Cap Screws (Hex Head, Class 8.8): A Detailed Analysis

The Dorman/Autograde M8-1.0 x 45mm cap screws with a hex head and Class 8.8 rating are a popular choice for various automotive and industrial applications due to their strength and durability. In this analysis, we will discuss the key features, advantages, disadvantages, and our final recommendation.

1. Hex Head: The hex head design provides a larger contact area between the screwdriver and the screw, ensuring better torque transfer and reducing the risk of rounding off the head.

2. Class 8.8: This high-strength rating indicates that these cap screws can withstand significant loads, making them suitable for heavy-duty applications.

3. Length: The 45mm length provides ample thread engagement, ensuring a secure connection between the screw and the material it is fastened to.

1. High Strength: The Class 8.8 rating ensures these cap screws can handle high torque and tension, making them ideal for heavy-duty applications.

2. Versatility: Their M8 thread size is common in the automotive industry, making them a versatile choice for a wide range of applications.

3. Corrosion Resistance: Dorman and Autograde offer various coatings, such as zinc or black oxide, to help protect the screws from the elements.

1. Cost: Compared to standard bolts or screws, the high strength and durability of these cap screws come at a higher price point.

2. Limited Applications: While Class 8.8 cap screws are suitable for heavy-duty applications, they may be overkill for lighter tasks, making them a more expensive choice for those applications.

In conclusion, the Dorman/Autograde M8-1.0 x 45mm cap screws with a hex head and Class 8.8 rating offer high strength, durability, and versatility, making them an excellent choice for heavy-duty applications in the automotive and industrial sectors. However, they come at a higher cost compared to standard bolts or screws. If your application requires high strength and durability, these cap screws are a worthwhile investment. If your application does not require such high strength, you may want to consider a more cost-effective option.

Based on the analysis, we recommend the Dorman/Autograde M8-1.0 x 45mm cap screws for applications that require high strength and durability. These include heavy-duty automotive and industrial applications, such as suspension systems, engine mounts, and structural components. If your application does not require such high strength, consider a more cost-effective option to save on expenses.

Details:

part #: 428445 prices

• $14.00-$20.00

specifications toolssupp:

• brand: Dorman/autograde
• mpn: 428-445
• warranty: 1 Year Replacement
• california prop 65 warning: This Product Contains Chemicals Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm.
• upc: 019495284451
• type: Hardware, Fasteners And Fittings

returns toolssupp:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

shipping toolssupp:

• type: Fixed
• service: Economy, Standard, Expedited, Overnight
• cost: $0.00
• transit: 4-7 Days
• class: Economy, Standard, Expedited, One-day

payments toolssupp:

• wallet: Apple-pay
• other
• credit card: Visa

seller toolssupp:

• city: Colmar, Pennsylvania
• # reviews: 130124
• rating: 99.5%

general toolssupp:

• condition: New
• Motors > Automotive Tools Supplies > Other Auto Tools Supplies

offer toolssupp:

• started: February 26, 2026
• availability: In Stock
• options: Ship-to-home
• quantity: 2
• sold: 0

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