Best in 7 days
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Ships within 48 hours · Estimated delivery Jun 19 - Jun 24
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For Your Every Summer RSVP, with Code: SUMMER15
Description
Hillman 880918 5/16 in.-18 x 5/16 in. USS Coarse Thread Socket Set Screw, 2-PackFEATURES: The Hillman Socket Set Screw is a fully threaded headless screw with a recessed hex drive. The socket set screw passes through a threaded hole in the outer object and is tightened against the inner object to prevent it from moving relative to the outer object. A socket head set screw is a type of screw generally used to secure an object within or against another object. These stainless steel screws will get the job done! Socket set screw
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.8 ★★★★★
Based on 756 reviews
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Product Reviews
★★★★★ 5
Good fit
Good quality and fits perfectly
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
★★★★★ 5
Works
Fit my 1996 xr6 150 just fine. Engine runs at correct temperature so they are working as they should.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 13, 2026
★★★★★ 5
Quick delivery
Fit like they should and seems to be working great
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Reviewed in the United States on March 15, 2026
★★★★★ 5
Great product
Great product
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Reviewed in the United States on December 30, 2025
★★★★★ 5
Fit Mercury 150 saltwater 2 stroke great!
These fit my Mercury 150 perfect. Took it out for a test run and engine ran great with no overheating issues.
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Reviewed in the United States on August 26, 2025
