Hex Cap Screws 18-8 Stainless Steel 1-8"

1"-8 Stainless Steel Hex Cap Screws

Diameter - Thread Pitch: 1" - 8


  • 1"-8
  • Hexagon head designed to be driven by a wrench or socket
  • Also called hex cap bolts, hex bolts, tap bolts or hex cap screws
  • 18-8 Stainless steel hex cap screws offer protection from weather and corrosive environments
  • Rust resistant in freshwater environments
  • For saltwater environments use the 316 stainless steel version

A hex cap screw in smaller sizes may not have a shoulder. When a hex cap screw is fully threaded it can also be referred to as a tap bolt.

Hex Bolts are measured as: Diameter x Thread Pitch x Length from Under Head
FT: Fully Threaded
PT: Partially Threaded


** 1"-8 Hex Cap Screws listed as PT, usually have a threaded portion of about 2-1/4".
However, this can vary slightly from manufacturer to manufacturer.

Select Products Below See Product Specifications

NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 2"
SKU #98002
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 2"
SKU #98002
1
$9.53 (9.53/ea)
10
$85.80 (8.58/ea)
25
$204.25 (8.17/ea)
100
$795.00 (7.95/ea)
1000
$7,570.00 (7.57/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 2-1/4"
SKU #98008
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 2-1/4"
SKU #98008
1
$9.63 (9.63/ea)
10
$86.80 (8.68/ea)
25
$206.75 (8.27/ea)
100
$804.00 (8.04/ea)
1000
$7,660.00 (7.66/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 2-1/2"
SKU #98014
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 2-1/2"
SKU #98014
1
$9.79 (9.79/ea)
10
$88.50 (8.85/ea)
25
$210.75 (8.43/ea)
100
$819.00 (8.19/ea)
1000
$7,800.00 (7.8/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 2-3/4"
SKU #98020
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 2-3/4"
SKU #98020
1
$10.16 (10.16/ea)
10
$92.10 (9.21/ea)
25
$219.25 (8.77/ea)
100
$852.00 (8.52/ea)
1000
$8,110.00 (8.11/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 3"
SKU #98026
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 3"
SKU #98026
1
$10.35 (10.35/ea)
10
$93.30 (9.33/ea)
25
$222.25 (8.89/ea)
100
$864.00 (8.64/ea)
1000
$8,230.00 (8.23/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 3-1/4"
SKU #98032
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 3-1/4"
SKU #98032
1
$11.14 (11.14/ea)
10
$99.60 (9.96/ea)
25
$237.25 (9.49/ea)
100
$922.00 (9.22/ea)
1000
$8,780.00 (8.78/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 3-1/2"
SKU #98038
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 3-1/2"
SKU #98038
1
$11.42 (11.42/ea)
10
$103.20 (10.32/ea)
25
$245.75 (9.83/ea)
100
$954.00 (9.54/ea)
1000
$9,090.00 (9.09/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 3-3/4"
SKU #98044
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 3-3/4"
SKU #98044
1
$12.49 (12.49/ea)
10
$112.70 (11.27/ea)
25
$268.25 (10.73/ea)
100
$1,044.00 (10.44/ea)
1000
$9,940.00 (9.94/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 4"
SKU #98050
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 4"
SKU #98050
1
$13.09 (13.09/ea)
10
$115.40 (11.54/ea)
25
$274.75 (10.99/ea)
100
$1,068.00 (10.68/ea)
1000
$10,170.00 (10.17/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 4-1/4"
SKU #98056
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 4-1/4"
SKU #98056
1
$13.34 (13.34/ea)
10
$116.30 (11.63/ea)
25
$277.00 (11.08/ea)
100
$1,078.00 (10.78/ea)
1000
$10,270.00 (10.27/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 4-1/2"
SKU #98062
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 4-1/2"
SKU #98062
1
$14.12 (14.12/ea)
10
$124.10 (12.41/ea)
25
$295.50 (11.82/ea)
100
$1,151.00 (11.51/ea)
1000
$10,960.00 (10.96/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 4-3/4"
SKU #98068
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 4-3/4"
SKU #98068
1
$15.08 (15.08/ea)
10
$131.70 (13.17/ea)
25
$313.50 (12.54/ea)
100
$1,220.00 (12.2/ea)
1000
$11,620.00 (11.62/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 5"
SKU #98074
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 5"
SKU #98074
1
$15.41 (15.41/ea)
10
$135.10 (13.51/ea)
25
$321.75 (12.87/ea)
100
$1,252.00 (12.52/ea)
1000
$11,920.00 (11.92/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 5-1/2"
SKU #98080
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 5-1/2"
SKU #98080
1
$16.30 (16.3/ea)
10
$143.00 (14.3/ea)
25
$340.50 (13.62/ea)
100
$1,323.00 (13.23/ea)
1000
$12,600.00 (12.6/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 6"
SKU #98086
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 6"
SKU #98086
1
$18.15 (18.15/ea)
10
$159.60 (15.96/ea)
25
$380.00 (15.2/ea)
100
$1,479.00 (14.79/ea)
1000
$14,090.00 (14.09/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 6-1/2"
SKU #98092
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 6-1/2"
SKU #98092
1
$19.96 (19.96/ea)
10
$175.50 (17.55/ea)
25
$417.75 (16.71/ea)
100
$1,625.00 (16.25/ea)
1000
$15,480.00 (15.48/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 7"
SKU #98098
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 7"
SKU #98098
1
$20.89 (20.89/ea)
10
$184.50 (18.45/ea)
25
$439.25 (17.57/ea)
100
$1,713.00 (17.13/ea)
1000
$16,310.00 (16.31/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 7-1/2"
SKU #98104
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 7-1/2"
SKU #98104
1
$22.37 (22.37/ea)
10
$199.30 (19.93/ea)
25
$474.50 (18.98/ea)
100
$1,850.00 (18.5/ea)
1000
$17,620.00 (17.62/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 8"
SKU #98110
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 8"
SKU #98110
1
$23.10 (23.1/ea)
10
$206.30 (20.63/ea)
25
$491.25 (19.65/ea)
100
$1,914.00 (19.14/ea)
1000
$18,230.00 (18.23/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 9"
SKU #98116
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 9"
SKU #98116
1
$24.42 (24.42/ea)
10
$218.20 (21.82/ea)
25
$519.50 (20.78/ea)
100
$2,025.00 (20.25/ea)
1000
$19,290.00 (19.29/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 9-1/2"
SKU #98122
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 9-1/2"
SKU #98122
1
$32.17 (32.17/ea)
10
$284.60 (28.46/ea)
25
$677.50 (27.1/ea)
100
$2,637.00 (26.37/ea)
1000
$25,110.00 (25.11/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 10"
SKU #98128
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 10"
SKU #98128
1
$34.32 (34.32/ea)
10
$306.20 (30.62/ea)
25
$729.00 (29.16/ea)
100
$2,842.00 (28.42/ea)
1000
$27,070.00 (27.07/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 10-1/2"
SKU #98134
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 10-1/2"
SKU #98134
1
$38.50 (38.5/ea)
10
$340.90 (34.09/ea)
25
$811.75 (32.47/ea)
100
$3,164.00 (31.64/ea)
1000
$30,130.00 (30.13/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 11"
SKU #98140
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 11"
SKU #98140
1
$41.81 (41.81/ea)
10
$373.30 (37.33/ea)
25
$888.75 (35.55/ea)
100
$3,466.00 (34.66/ea)
1000
$33,010.00 (33.01/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 11-1/2"
SKU #98146
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 11-1/2"
SKU #98146
1
$43.26 (43.26/ea)
10
$383.10 (38.31/ea)
25
$912.25 (36.49/ea)
100
$3,558.00 (35.58/ea)
1000
$33,890.00 (33.89/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 12"
SKU #98152
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 12"
SKU #98152
1
$44.87 (44.87/ea)
10
$400.30 (40.03/ea)
25
$953.00 (38.12/ea)
100
$3,715.00 (37.15/ea)
1000
$35,380.00 (35.38/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 12-1/2"
SKU #98158
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 12-1/2"
SKU #98158
1
$49.92 (49.92/ea)
10
$441.90 (44.19/ea)
25
$1,052.25 (42.09/ea)
100
$4,103.00 (41.03/ea)
1000
$39,080.00 (39.08/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 14"
SKU #98164
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 14"
SKU #98164
1
$50.69 (50.69/ea)
10
$449.50 (44.95/ea)
25
$1,070.25 (42.81/ea)
100
$4,172.00 (41.72/ea)
1000
$39,730.00 (39.73/ea)
Subtotal: $0.00 /
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 15"
SKU #98170
Hex Cap Screws 18-8 Stainless Steel 1"-8 x 15"
SKU #98170
1
$51.00 (51/ea)
10
$451.30 (45.13/ea)
25
$1,074.50 (42.98/ea)
100
$4,188.00 (41.88/ea)
1000
$39,890.00 (39.89/ea)
Subtotal: $0.00 /

Frequently Used With

1
$3.28 (3.28/ea)
25
$76.25 (3.05/ea)
100
$282.00 (2.82/ea)
1000
$2,590.00 (2.59/ea)
Subtotal: $0.00 /
1
$1.19 (1.19/ea)
25
$26.75 (1.07/ea)
100
$89.00 (0.89/ea)
1000
$760.00 (0.76/ea)
Subtotal: $0.00 /

Product Specifications
Color
Silver
Corrosion Resistant
Yes
Diameter
1"
Drive Style
External Hex
Grade
304
Head Height Max
0.627
Head Style
Hex
Material
Stainless Steel
Overall Head Height
Basic 39/64", Max 0.627 - Min 0.591
Product Type
Hex Cap Screws
Standards Met
ASME B18.2.1
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Thread Pitch (Count)
8 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Width Across Corners
Max 1.732- Min 1.675
Wrench Size
1-1/2"