5/16" 3/8" 1/2" 5/8" UNC SOCKET BUTTON HEAD SCREW HIGH TENSILE STEEL ALLEN BOLTS

GBP 4.36
ApproximatelyS$ 7.47
Condition:
New
Selectselected
5/16" UNC x 18 TPI
Most popularMost popular
3/8" UNC x 16 TPI
1/2" UNC x 13 TPI
5/8" UNC x 11 TPI
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3/8"
1/2"
5/8"
3/4"
7/8"
1"
Most popularMost popular
1 1/4"
1 1/2"
1 3/4"
2"
2 1/4"
2 1/2"
3"
Selectselected
Pack of 1 (Out of stock)
Pack of 5
Most popularMost popular
Pack of 10
Pack of 25
Pack of 50
Pack of 100
More than 10 available143 sold
People want this. 27 people are watching this.
Breathe easy. Returns accepted.
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Shipping:
GBP 9.09 (approx S$ 15.57) International Priority Shipping to United States via eBay's Global Shipping Program
This amount includes seller specified domestic shipping charges as well as applicable international shipping, handling, and other fees. This amount is subject to change until you make payment. For additional information, see the Global Shipping Program terms and conditions
.
Located in: Oswestry, Shropshire, United Kingdom
Import charges: 
Est. £3.15 Amount confirmed at checkout
This amount includes applicable customs duties, taxes, brokerage and other fees. This amount is subject to change until you make payment. For additional information, see the Global Shipping Program terms and conditions
Delivery:
Estimated between Mon, 17 Nov and Wed, 26 Nov to 94104
Estimated delivery dates - opens in a new window or tab include seller's handling time, origin ZIP Code, destination ZIP Code and time of acceptance and will depend on shipping service selected and receipt of cleared paymentcleared payment - opens in a new window or tab. Delivery times may vary, especially during peak periods.
Includes international tracking
Returns:
60 days return. Buyer pays for return shipping. If you use an eBay shipping label, it will be deducted from your refund amount.
International shipping and import charges paid to Pitney Bowes Inc. Learn moreLearn more about eBay global shipping program
Coverage:
Read item description or contact seller for details. See all detailsSee all details on coverage
(Not eligible for eBay purchase protection programmes)

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eBay item number:285644128146
Last updated on Oct 24, 2025 16:50:57 SGTView all revisionsView all revisions

Item specifics

Condition
New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is ...
Brand
GWR Fasteners
Drive Style
One-Way
End Type
Closed
Gauge
Imperial
Grade
Grade 8
Grip Range
5/16" 3/8" 1/2" 5/8" UNC
Head Style
Domed
Holes Per Leaf
1
Item Diameter
5/16" 3/8" 1/2" 5/8" UNC
Item Diameter (Interior)
5/16" 3/8" 1/2" 5/8" UNC
Item Length
Various
Item Thickness
5/16" 3/8" 1/2" 5/8" UNC
MPN
ANSI B18.3
Mandrel Material
Steel
Material
Steel
Model
UNC Socket Button Head Bolts
Rail Height
Various
Screw Size
5/16" 3/8" 1/2" 5/8" UNC
Shape
Round
System of Measurement
Inch
Thread Size
5/16" 3/8" 1/2" 5/8" UNC
Type
Socket Button Head Screws
Category

Item description from the seller

Seller business information

VAT number: GB 241 2814 36

About this seller

GWR-Fasteners

99.9% positive feedback1.8M items sold

Joined Jan 2010
Welcome to GWR Fasteners Limited's eBay Shop. We are an award-winning fasteners distributor and British manufacturer of special fasteners and precision components based in Shropshire, UK. Please add ...
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Detailed Seller Ratings

Average for the last 12 months
Accurate description
5.0
Reasonable shipping cost
5.0
Shipping speed
5.0
Communication
5.0

Seller feedback (743,929)

All ratingsselected
Positive
Neutral
Negative
  • 0***t (1661)- Feedback left by buyer.
    More than a year ago
    Verified purchase
    High quality bolts. The head of the bolt is quite large having a small chamfer. I had to file this down to fit my connecting plates however this was not too onerous and unless you plan to drop the bolt into a hole this won't be an issue.
  • 3***g (507)- Feedback left by buyer.
    Past year
    Verified purchase
    Excellent quality . Superfast delivey. Look good 5 🌟
  • a***u (793)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Bang on kit price to match let down by slow shipping and delivery from date of order
See all feedback