► 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 - 1/4"-20x1" (Ft) - Imperial 304 Button Socket Screw UNC | 202076
    BBI - 1/4"-20x1" (Ft) - Imperial 304 Button Socket Screw UNC | 202076
    BBI - 1/4"-20x1" (Ft) - Imperial 304 Button Socket Screw UNC | 202076This BBI 1/4"-20x1" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: 1/4"-20x1" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.66
    $0.66
  • BBI - 1/4"-20x3/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202073
    BBI - 1/4"-20x3/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202073
    BBI - 1/4"-20x3/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202073This BBI 1/4"-20x3/4" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: 1/4"-20x3/4" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.59
    $0.59
  • BBI - 1/4"-20x5/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202070
    BBI - 1/4"-20x5/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202070
    BBI - 1/4"-20x5/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202070This BBI 1/4"-20x5/8" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: 1/4"-20x5/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.47
    $0.47
  • BBI - 1/4"-20x1/2" (Ft) - Imperial 304 Button Socket Screw UNC | 202067
    BBI - 1/4"-20x1/2" (Ft) - Imperial 304 Button Socket Screw UNC | 202067
    BBI - 1/4"-20x1/2" (Ft) - Imperial 304 Button Socket Screw UNC | 202067This BBI 1/4"-20x1/2" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: 1/4"-20x1/2" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.42
    $0.42
  • BBI - 1/4"-20x3/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202064
    BBI - 1/4"-20x3/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202064
    BBI - 1/4"-20x3/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202064This BBI 1/4"-20x3/8" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: 1/4"-20x3/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.53
    $0.53
  • BBI - #10-32x1" (Ft) - Imperial 304 Button Socket Screw UNF | 202056
    BBI - #10-32x1" (Ft) - Imperial 304 Button Socket Screw UNF | 202056
    BBI - #10-32x1" (Ft) - Imperial 304 Button Socket Screw UNF | 202056This BBI #10-32x1" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-32x1" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $1.16
    $1.16
  • BBI - #10-32x3/4" (Ft) - Imperial 304 Button Socket Screw UNF | 202054
    BBI - #10-32x3/4" (Ft) - Imperial 304 Button Socket Screw UNF | 202054
    BBI - #10-32x3/4" (Ft) - Imperial 304 Button Socket Screw UNF | 202054This BBI #10-32x3/4" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-32x3/4" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.97
    $0.97
  • BBI - #10-32x5/8" (Ft) - Imperial 304 Button Socket Screw UNF | 202052
    BBI - #10-32x5/8" (Ft) - Imperial 304 Button Socket Screw UNF | 202052
    BBI - #10-32x5/8" (Ft) - Imperial 304 Button Socket Screw UNF | 202052This BBI #10-32x5/8" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-32x5/8" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.93
    $0.93
  • BBI - #10-32x1/2" (Ft) - Imperial 304 Button Socket Screw UNF | 202050
    BBI - #10-32x1/2" (Ft) - Imperial 304 Button Socket Screw UNF | 202050
    BBI - #10-32x1/2" (Ft) - Imperial 304 Button Socket Screw UNF | 202050This BBI #10-32x1/2" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-32x1/2" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.40
    $0.40
  • BBI - #10-32x3/8" (Ft) - Imperial 304 Button Socket Screw UNF | 202048
    BBI - #10-32x3/8" (Ft) - Imperial 304 Button Socket Screw UNF | 202048
    BBI - #10-32x3/8" (Ft) - Imperial 304 Button Socket Screw UNF | 202048This BBI #10-32x3/8" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-32x3/8" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.48
    $0.48
  • BBI - #10-32x1/4" (Ft) - Imperial 304 Button Socket Screw UNF | 202046
    BBI - #10-32x1/4" (Ft) - Imperial 304 Button Socket Screw UNF | 202046
    BBI - #10-32x1/4" (Ft) - Imperial 304 Button Socket Screw UNF | 202046This BBI #10-32x1/4" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-32x1/4" Thread: UNF Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.83
    $0.83
  • BBI - #10-24x1" (Ft) - Imperial 304 Button Socket Screw UNC | 202044
    BBI - #10-24x1" (Ft) - Imperial 304 Button Socket Screw UNC | 202044
    BBI - #10-24x1" (Ft) - Imperial 304 Button Socket Screw UNC | 202044This BBI #10-24x1" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-24x1" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.34
    $0.34
  • BBI - #10-24x3/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202042
    BBI - #10-24x3/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202042
    BBI - #10-24x3/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202042This BBI #10-24x3/4" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-24x3/4" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.27
    $0.27
  • BBI - #10-24x5/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202040
    BBI - #10-24x5/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202040
    BBI - #10-24x5/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202040This BBI #10-24x5/8" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-24x5/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.62
    $0.62
  • BBI - #10-24x1/2" (Ft) - Imperial 304 Button Socket Screw UNC | 202038
    BBI - #10-24x1/2" (Ft) - Imperial 304 Button Socket Screw UNC | 202038
    BBI - #10-24x1/2" (Ft) - Imperial 304 Button Socket Screw UNC | 202038This BBI #10-24x1/2" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-24x1/2" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.45
    $0.45
  • BBI - #10-24x3/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202036
    BBI - #10-24x3/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202036
    BBI - #10-24x3/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202036This BBI #10-24x3/8" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-24x3/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.31
    $0.31
  • BBI - #10-24x1/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202034
    BBI - #10-24x1/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202034
    BBI - #10-24x1/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202034This BBI #10-24x1/4" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #10-24x1/4" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.62
    $0.62
  • BBI - #8-32x1" (Ft) - Imperial 304 Button Socket Screw UNC | 202032
    BBI - #8-32x1" (Ft) - Imperial 304 Button Socket Screw UNC | 202032
    BBI - #8-32x1" (Ft) - Imperial 304 Button Socket Screw UNC | 202032This BBI #8-32x1" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #8-32x1" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.71
    $0.71
  • BBI - #8-32x3/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202031
    BBI - #8-32x3/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202031
    BBI - #8-32x3/4" (Ft) - Imperial 304 Button Socket Screw UNC | 202031This BBI #8-32x3/4" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #8-32x3/4" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.70
    $0.70
  • BBI - #8-32x5/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202030
    BBI - #8-32x5/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202030
    BBI - #8-32x5/8" (Ft) - Imperial 304 Button Socket Screw UNC | 202030This BBI #8-32x5/8" is a low-profile button head socket screw driven with an Allen key.► Key Features Size: #8-32x5/8" Thread: UNC Grade: Grade 304 for reliable strength Finish: 304 Stainless Steel for...
    $0.87
    $0.87

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