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#8-18 Spanner Flat Head Tamper Proof Sheet Metal Screw 18-8 Stainless Steel

#8-18 Stainless Steel Security Spanner Flat Head Sheet Metal Screws

Diameter: #8

  • #8
  • Used for metal to metal or metal to plastic/wood/composite applications
  • Fully threaded
  • Spanner screws are sometimes called snake eye due to their drive design
  • 18-8 Stainless steel spanner flat head sheet metal screws are durable and corrosion resistant
  • Commonly used for:
    • Gutters
    • Public Restrooms
    • Cars
    • Boats
  • NOTE: Sheet metal screws provide excellent retention in wood but are very difficult to remove
Type A Sheet Metal Screw Thread Specifications
Select Products Below See Product Specifications
NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 3/8"
SKU #6204-006-0002
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 3/8"
SKU #6204-006-0002
1
 $0.95 (0.95/ea)
25
 $21.50 (0.86/ea)
100
 $39.00 (0.39/ea)
1000
 $310.00 (0.31/ea)
Subtotal: $0.00 /
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 1/2"
SKU #6204-006-0012
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 1/2"
SKU #6204-006-0012
1
 $1.05 (1.05/ea)
25
 $23.75 (0.95/ea)
100
 $40.00 (0.4/ea)
1000
 $320.00 (0.32/ea)
Subtotal: $0.00 /
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 5/8"
SKU #6204-006-0022
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 5/8"
SKU #6204-006-0022
1
 $1.09 (1.09/ea)
25
 $24.75 (0.99/ea)
100
 $41.00 (0.41/ea)
1000
 $340.00 (0.34/ea)
Subtotal: $0.00 /
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 3/4"
SKU #6204-006-0032
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 3/4"
SKU #6204-006-0032
1
 $1.25 (1.25/ea)
25
 $28.50 (1.14/ea)
100
 $45.00 (0.45/ea)
1000
 $350.00 (0.35/ea)
Subtotal: $0.00 /
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 1"
SKU #6204-006-0042
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 1"
SKU #6204-006-0042
1
 $1.38 (1.38/ea)
25
 $31.25 (1.25/ea)
100
 $46.00 (0.46/ea)
1000
 $380.00 (0.38/ea)
Subtotal: $0.00 /
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 1-1/4"
SKU #6204-006-0052
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 1-1/4"
SKU #6204-006-0052
1
 $1.44 (1.44/ea)
25
 $32.75 (1.31/ea)
100
 $47.00 (0.47/ea)
1000
 $380.00 (0.38/ea)
Subtotal: $0.00 /
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 1-1/2"
SKU #6204-006-0062
TP Spanner Flat Head Sheet Metal Screw 18-8 SS - #8 x 1-1/2"
SKU #6204-006-0062
1
 $1.77 (1.77/ea)
25
 $40.25 (1.61/ea)
100
 $49.00 (0.49/ea)
1000
 $400.00 (0.4/ea)
Subtotal: $0.00 /

Frequently Used With

Spanner Snake Eye Tamper Proof Bits - #8
Spanner Snake Eye Tamper Proof Bits - #8 10110-0002-0022
Spanner Snake Eye Tamper Proof Bits - #8
1
 $6.41 (6.41/ea)
25
 $45.00 (1.8/ea)
100
 $164.00 (1.64/ea)
1000
 $1,470.00 (1.47/ea)
Subtotal: $0.00 /
32 Piece Industrial Driver Bit Set - Security Tamper Proof - V32-1TP
32 Piece Industrial Driver Bit Set - Security Tamper Proof - V32-1TP 1050-312
32 Piece Industrial Driver Bit Set - Security Tamper Proof - V32-1TP
Security Tamper Proof Insert Bits - 32 Piece Industrial Driver Bit Set
Tamper Proof Insert Bit Set - V32-1TP

Our Price: $36.79
Subtotal: $0.00 /
Product Specifications
Color
Silver
Corrosion Resistant
Yes
Diameter
#8
Drive Style
Spanner
Grade
18-8
Head Diameter
Max 0.332 - Min 0.292
Head Style
Flat
Material
Stainless Steel
Overall Head Height
Max 0.100 - Min 0.084
Product Type
Tamper Proof Sheet Metal Screws
Spanner Drive
#8
System of Measurement (Unit)
Inch
Thread Diameter Major
(#8) Max 0.168 - Min 0.162
Thread Diameter Minor
(#8) Max 0.123 - Min 0.116
Thread Direction
Right Hand
Thread Pitch (Count)
18 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances

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