1/4-20 Button Socket Head Screws Black Oxide 18-8 Stainless Steel

1/4"-20 Black Oxide Stainless Steel Button Head Socket Cap Screws

Screw Diameter - Thread Pitch: 1/4"-20


1/4"-20 Button Head Socket Cap Screws are bolts or machine screws with a Hex or Allen drive style.

  • Commonly referred to as allen bolts, button heads, or socket head screws
  • Clean and unstamped domed head with a flat bottom that protrudes above the installation surface
  • Cylindrical head and hexagonal drive style
  • Head diameter is nominally 1.5 times or more that of the screw shank (major) diameter
  • Chemically treated to add a mild extra layer of corrosion and abrasion resistance
  • Sleek black finished look


Black Oxide Stainless Steel Fasteners are commonly used in industries where the durability of Stainless Steel is required, but a smooth black look is desired. These industries include firearms, automotive (car and motorcycle), camping gear, archery, knife builds and product manufacturing.

Select Products Below See Product Specifications

NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 3/8" (FT)
SKU #12120002
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 3/8" (FT)
SKU #12120002
1
NA
25
$7.50 (0.3/ea)
100
$22.00 (0.22/ea)
1000
$200.00 (0.2/ea)
Subtotal: $0.00 /
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 1/2" (FT)
SKU #12120014
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 1/2" (FT)
SKU #12120014
1
NA
25
$8.25 (0.33/ea)
100
$23.00 (0.23/ea)
1000
$210.00 (0.21/ea)
Subtotal: $0.00 /
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 5/8" (FT)
SKU #12120026
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 5/8" (FT)
SKU #12120026
1
NA
25
$8.75 (0.35/ea)
100
$26.00 (0.26/ea)
1000
$240.00 (0.24/ea)
Subtotal: $0.00 /
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 3/4" (FT)
SKU #12120038
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 3/4" (FT)
SKU #12120038
1
NA
25
$10.50 (0.42/ea)
100
$31.00 (0.31/ea)
1000
$280.00 (0.28/ea)
Subtotal: $0.00 /
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 1" (FT)
SKU #12120050
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 1" (FT)
SKU #12120050
1
NA
25
$12.00 (0.48/ea)
100
$36.00 (0.36/ea)
1000
$330.00 (0.33/ea)
Subtotal: $0.00 /
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 1-1/2" (FT)
SKU #12120062
Button Socket Head Screws Black Oxide 18-8 SS - 1/4-20 x 1-1/2" (FT)
SKU #12120062
1
$0.75 (0.75/ea)
25
$18.25 (0.73/ea)
100
$58.00 (0.58/ea)
1000
$520.00 (0.52/ea)
Subtotal: $0.00 /

Frequently Used With

1
$3.15 (3.15/ea)
10
$29.80 (2.98/ea)
25
$72.75 (2.91/ea)
50
$129.50 (2.59/ea)
Subtotal: $0.00 /
1
$0.32 (0.32/ea)
25
$7.50 (0.3/ea)
100
$27.00 (0.27/ea)
1000
$250.00 (0.25/ea)
Subtotal: $0.00 /
1
$0.63 (0.63/ea)
25
$14.75 (0.59/ea)
100
$54.00 (0.54/ea)
1000
$490.00 (0.49/ea)
Subtotal: $0.00 /
1
NA
25
$8.25 (0.33/ea)
100
$27.00 (0.27/ea)
1000
$240.00 (0.24/ea)
Subtotal: $0.00 /
1
NA
25
$6.25 (0.25/ea)
100
$19.00 (0.19/ea)
1000
$160.00 (0.16/ea)
Subtotal: $0.00 /

Product Specifications
ANSI
ANSI B1.1
Class
2A
Color
Black
Corrosion Resistant
Yes
Drive Style
Internal Hex (Allen)
Finish
Black Oxide
Grade
18-8
Head Diameter
Max 0.437 - Min 0.419
Head Height
Max 0.132 - Min 0.122
Head Style
Button
Hex Drive
5/32"
Material
Stainless Steel
Product Type
Button Head Socket Cap Screws
System of Measurement (Unit)
Inch
Thread Diameter
(1/4") Max 0.2489 - Min 0.2408
Thread Direction
Right Hand
Thread Pitch (Count)
20 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances