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Prod. # Length Each price Bag price Bulk price Price Buy
20566 1/2" $0.51 / ea $41.51 / 100 $340.00 / 1,000 $0.51 / ea $41.51 / 100 $340.00 / 1,000
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Star pin-in flat machine screw dimensions
Product details
Bolt Depot product# 20566
Units US
Category Machine screws
Screws with machine threads for use with a nut or in a tapped hole.
Subcategory Machine screws
Machine screws have machine threads for use with a nut or in a tapped hole.
Head style Flat
Flat heads are countersunk (cone shaped under the head) with a flat top.
Drive type Star pin-in
Star pin-in is a tamper resistant drive that requires a special driver to install.
Material Stainless steel
Grade 18-8
A corrosion resistant steel alloy. The most common stainless steel for general hardware use.
Thread density Coarse
Diameter #10
Thread count 24
Length 1/2"
Diameter in inches 0.190"
Dimensional standard ASME B18.6.3
Tamper resistant Yes
Thread direction Right hand
Head angle 82°
Head height 0.116"
Head diameter 0.333" - 0.362"
Drive size T20

Matching Products

Click on a product # for additional info

Prod. # Description Buy
2560
Hex machine screw nuts, Stainless steel 18-8, #10-24
A hex nut in smaller sizes for machine screw diameters under 1/4".
$0.08 / ea
$4.10 / 100
$36.70 / 1,000
2552
Hex nylon insert lock nuts, Stainless steel 18-8, #10-24
A hex nut with a nylon ring to resist loosening.
$0.12 / ea
$7.28 / 100
$61.10 / 1,000
2946
$0.07 / ea
$3.20 / 100
$25.60 / 1,000
2955
Lock washers, Stainless steel 18-8, #10
Split lock washers place tension against a nut after tightening, to help prevent loosening.
$0.07 / ea
$2.87 / 100
$25.00 / 1,000
2939
Finishing washers, Stainless steel 18-8, #10
Decorative washers for use with oval or flat head screws.
$0.09 / ea
$4.48 / 100
$39.30 / 1,000

Related Products

Star pin-in bits

Driver bits

Driver bits are available in various drive types and bit styles.

See also

Metric machine screw

Metric machine screws

Screws with machine threads for use with a nut or in a tapped hole.

Socket product

Socket screws

Screws with an Allen wrench drive.