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ARP 645-1750 7/16-14 x 1.750 12-Point Chromoly Bolt Kit

Manufacturer

Picture for manufacturer ARP

Part Number

645-1750
6 reviews
Sale Price

$16.51

Estimated ship date Thursday, February 11

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Product Details

The ARP 645-1750 is a premium-quality chromoly bolt kit designed for universal automotive, marine, and trailer applications. This 5-piece kit features precision-engineered fasteners built to exceed OEM and Grade 8 hardware standards.

Key Specifications:

  • Thread Size: 7/16 inch-14 RH (right-hand thread)
  • Underhead Length: 1.750 inches
  • Head Style: Flanged 12-point for positive engagement
  • Wrench Size: 1/2 inch socket required
  • Material: Heat-treated 8740 chromoly steel
  • Finish: Black oxide for corrosion resistance
  • Tensile Strength: 180,000 psi nominal rating

What's Included:

  • 5 chromoly bolts
  • 5 washers

These specialty fasteners provide a substantial safety margin over standard Grade 8 hardware, making them ideal for high-performance applications, engine components, suspension systems, and critical structural mounting points. The 12-point head design allows for easier installation in tight spaces with multiple engagement positions, while the black oxide finish provides long-lasting corrosion protection.

Products specifications

Fastener Finish

Black oxide

Fastener Head Style

12-Point

Fastener Material

Chromemoly

Fastener Yield Strength (psi)

170,000 psi

Material

Black Oxide

Quantity

Sold as a set of 5.

Size

7/16-14 x 1.75

Thread Size

7/16-14 in.

Underhead Length (in)

1.750 in.

Washers Included

Yes

Wrench Diameter

1/2 in.

Wrenching

1/2

Great quality and and I received very quickly.

best price I can find on a motive brake bleeder anywhere. shipped same day - now that's great service!

Thanks

best price on the net, GREAT communication.....

best price i have seen while i am searching in the interner :))

Quickly received item. Exactly what I ordered and was best price out there. Will do business with them again.

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