► Socket Screws

Socket Screws – Fasteners for Precision Assembly & High-Torque Applications Socket screws, also known as Allen screws or hex socket screws, are designed for high-strength, precision fastening in machinery, fabrication, & equipment assembly. With internal hex drives, they enable tight installation in confined spaces & deliver superior torque transfer. Available...

Socket Screws – Fasteners for Precision Assembly & High-Torque Applications

Socket screws, also known as Allen screws or hex socket screws, are designed for high-strength, precision fastening in machinery, fabrication, & equipment assembly. With internal hex drives, they enable tight installation in confined spaces & deliver superior torque transfer. Available in cap head, button head, & countersunk varieties, our socket screws are ideal for mechanical repairs, tooling setups, & metalwork builds.

What’s in This Collection:
► Socket cap screws for strong mechanical joints
► Button head & countersunk options for low-profile assembly
► Metric & imperial sizes in alloy, stainless, & black oxide
► Precision-machined threads for accurate fit
► Bulk packs for manufacturing & repair workshops

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  • BBI - #10-32x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212057
    BBI - #10-32x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212057
    BBI - #10-32x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212057This BBI #10-32x3/4" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-32x3/4" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.48
    $0.48
  • BBI - #10-32x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212055
    BBI - #10-32x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212055
    BBI - #10-32x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212055This BBI #10-32x5/8" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-32x5/8" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.65
    $0.65
  • BBI - #10-32x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212053
    BBI - #10-32x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212053
    BBI - #10-32x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212053This BBI #10-32x1/2" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-32x1/2" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.45
    $0.45
  • BBI - #10-32x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212051
    BBI - #10-32x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212051
    BBI - #10-32x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNF | 212051This BBI #10-32x3/8" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-32x3/8" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.89
    $0.89
  • BBI - #10-24x1 1/2" (Pt) - Imperial 304 Countersunk Socket Screw UNC | 212049
    BBI - #10-24x1 1/2" (Pt) - Imperial 304 Countersunk Socket Screw UNC | 212049
    BBI - #10-24x1 1/2" (Pt) - Imperial 304 Countersunk Socket Screw UNC | 212049This BBI #10-24x1 is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-24x1 Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless...
    $1.03
    $1.03
  • BBI - #10-24x1 1/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212047
    BBI - #10-24x1 1/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212047
    BBI - #10-24x1 1/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212047This BBI #10-24x1 is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-24x1 Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless...
    $0.86
    $0.86
  • BBI - #10-24x1" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212045
    BBI - #10-24x1" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212045
    BBI - #10-24x1" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212045This BBI #10-24x1" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-24x1" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.37
    $0.37
  • BBI - #10-24x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212043
    BBI - #10-24x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212043
    BBI - #10-24x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212043This BBI #10-24x3/4" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-24x3/4" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.37
    $0.37
  • BBI - #10-24x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212041
    BBI - #10-24x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212041
    BBI - #10-24x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212041This BBI #10-24x5/8" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-24x5/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.27
    $0.27
  • BBI - #10-24x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212039
    BBI - #10-24x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212039
    BBI - #10-24x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212039This BBI #10-24x1/2" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-24x1/2" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.24
    $0.24
  • BBI - #10-24x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212037
    BBI - #10-24x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212037
    BBI - #10-24x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212037This BBI #10-24x3/8" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #10-24x3/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.54
    $0.54
  • BBI - #8-32x1" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212032
    BBI - #8-32x1" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212032
    BBI - #8-32x1" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212032This BBI #8-32x1" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #8-32x1" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $1.06
    $1.06
  • BBI - #8-32x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212031
    BBI - #8-32x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212031
    BBI - #8-32x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212031This BBI #8-32x3/4" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #8-32x3/4" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.63
    $0.63
  • BBI - #8-32x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212030
    BBI - #8-32x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212030
    BBI - #8-32x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212030This BBI #8-32x5/8" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #8-32x5/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.69
    $0.69
  • BBI - #8-32x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212029
    BBI - #8-32x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212029
    BBI - #8-32x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212029This BBI #8-32x1/2" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #8-32x1/2" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.56
    $0.56
  • BBI - #8-32x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212028
    BBI - #8-32x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212028
    BBI - #8-32x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212028This BBI #8-32x3/8" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #8-32x3/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.51
    $0.51
  • BBI - #6-32x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212026
    BBI - #6-32x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212026
    BBI - #6-32x3/4" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212026This BBI #6-32x3/4" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #6-32x3/4" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.85
    $0.85
  • BBI - #6-32x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212025
    BBI - #6-32x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212025
    BBI - #6-32x5/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212025This BBI #6-32x5/8" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #6-32x5/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.63
    $0.63
  • BBI - #6-32x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212024
    BBI - #6-32x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212024
    BBI - #6-32x1/2" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212024This BBI #6-32x1/2" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #6-32x1/2" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.35
    $0.35
  • BBI - #6-32x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212023
    BBI - #6-32x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212023
    BBI - #6-32x3/8" (Ft) - Imperial 304 Countersunk Socket Screw UNC | 212023This BBI #6-32x3/8" is a countersunk socket screw that sits flush, driven with an Allen key.► Key Features Size: #6-32x3/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel...
    $0.41
    $0.41

Precision Fastening That Delivers

From fabrication tables to engine components, our socket screws deliver tight, high-strength fastening in every rotation. Trust them in builds where clearance, durability, & reliability matter.

► High-torque drive for confident, flush installation

► Ideal for machine tools, robotics & structural assemblies

► Available in corrosion-resistant & black finishes

Frequently Asked Questions

Socket screws allow for high clamping force in tighter spaces with internal drive heads, making them ideal for machine assembly & compact builds.

Absolutely. Their high tensile strength & precision fit make them a go-to fastener for tools, engines, & equipment.

Yes. We offer stainless socket screws for corrosion resistance & outdoor use, along with alloy steel options for heavy-duty strength.

Brands

BBI

BBI
Bremick

Bremick
Champion

Champion
EHI

EHI
Excision

Excision
Hobsons

Hobsons
Rally

Rally