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Price
$44.99
Solid Black Countersunk Finishing Washers Stainless Steel Cup (20, M4) — image 1
WashersUniversal Hardware✓ In stock

Solid Black Countersunk Finishing Washers Stainless Steel Cup (20, M4)

$44.99

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5 available
Size: M4
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About this item
  • [ BLACK STAINLESS STEEL FINISHING WASHERS] made of Stainless Steel A4, Beautiful black stainless steel countersunk washers.
  • [ BLACKENED COUNTERSUNK WASHERS ] - High quality Stainless Steel blackened washers made of durable A4 stainless steel
  • [ BLACK COUNTERSUNG SOLID CUP WASHERS ] - Marine Grade - The superior corrosion resistance of these A4 grade finishing washers make them a great choice for sailing, motor boating and other water-sports applications
  • [ SOLID CUP FINISHING WASHERS ] wide range of sizes and durable material which means they are perfectly suited to a range of practical tasks.
  • [ STAINLESS STEEL BLACK CUP FINISHIG WASHERS ] A chemical black finish is also referred to as black oxide or blackening. It is a ‘conversion coating’, which is a coating for metal where the surface of the part is subjected to a chemical or electrochemical process by the coating material, converting it into a decorative or protective substance.
Product description

Solid Black Countersunk Finishing Washers Stainless Steel Cup [ BLACK STAINLESS STEEL FINISHING WASHERS] made of Stainless Steel A4, Beautiful black stainless steel countersunk washers. [ BLACKENED COUNTERSUNK WASHERS ] - High quality Stainless Steel blackened washers made of durable A4 stainless steel [ BLACK COUNTERSUNG SOLID CUP WASHERS ] - Marine Grade - The superior corrosion resistance of these A4 grade finishing washers make them a great choice for sailing, motor boating and other water-sports applications [ SOLID CUP FINISHING WASHERS ] wide range of sizes and durable material which means they are perfectly suited to a range of practical tasks. [ STAINLESS STEEL BLACK CUP FINISHIG WASHERS ] A chemical black finish is also referred to as black oxide or blackening. It is a ‘conversion coating’, which is a coating for metal where the surface of the part is subjected to a chemical or electrochemical process by the coating material, converting it into a decorative or protective substance.

Product details
Brand
Universal Hardware
Manufacturer
Universal Hardware
Material
Stainless Steel
Colour
Black
Size
M4
Part number
UKFINWASHM420
EAN
5060746654092

Customer reviews

What customers say about Bigamart

10 Trustpilot reviews total, with 2 shown at a time.

Trustpilot
Excellent
4.5 average rating
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S
Sigalit
🇮🇱 · January 2026

I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
🇦🇺 · November 2025

The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

Showing 12 of 10 reviews

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