► 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

Sidebar
Filter
  • 10
  • 15
  • 20
  • 25
  • 30
  • 50
  • Featured
  • Most relevant
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
Sort

Sort by:

  • Featured
  • Most relevant
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old
  • BBI - 1/4"-20x2" (Pt) - Imperial 316 Socket Head Cap Screw UNC | 14113
    BBI - 1/4"-20x2" (Pt) - Imperial 316 Socket Head Cap Screw UNC | 14113
    BBI - 1/4"-20x2" (Pt) - Imperial 316 Socket Head Cap Screw UNC | 14113This BBI 1/4"-20x2" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: 1/4"-20x2" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $3.30
    $3.30
  • BBI - 1/4"-20x1 3/4" (Pt) - Imperial 316 Socket Head Cap Screw UNC | 14112
    BBI - 1/4"-20x1 3/4" (Pt) - Imperial 316 Socket Head Cap Screw UNC | 14112
    BBI - 1/4"-20x1 3/4" (Pt) - Imperial 316 Socket Head Cap Screw UNC | 14112This BBI 1/4"-20x1 is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: 1/4"-20x1 Thread: UNC Grade: Grade 316 for reliable strength...
    $2.18
    $2.18
  • BBI - 1/4"-20x1 1/2" (Pt) - Imperial 316 Socket Head Cap Screw UNC | 14111
    BBI - 1/4"-20x1 1/2" (Pt) - Imperial 316 Socket Head Cap Screw UNC | 14111
    BBI - 1/4"-20x1 1/2" (Pt) - Imperial 316 Socket Head Cap Screw UNC | 14111This BBI 1/4"-20x1 is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: 1/4"-20x1 Thread: UNC Grade: Grade 316 for reliable strength...
    $1.65
    $1.65
  • BBI - 1/4"-20x1 1/4" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14110
    BBI - 1/4"-20x1 1/4" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14110
    BBI - 1/4"-20x1 1/4" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14110This BBI 1/4"-20x1 is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: 1/4"-20x1 Thread: UNC Grade: Grade 316 for reliable strength...
    $1.56
    $1.56
  • BBI - 1/4"-20x1" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14109
    BBI - 1/4"-20x1" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14109
    BBI - 1/4"-20x1" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14109This BBI 1/4"-20x1" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: 1/4"-20x1" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $1.28
    $1.28
  • BBI - 1/4"-20x3/4" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14108
    BBI - 1/4"-20x3/4" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14108
    BBI - 1/4"-20x3/4" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14108This BBI 1/4"-20x3/4" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: 1/4"-20x3/4" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $1.16
    $1.16
  • BBI - 1/4"-20x5/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14107
    BBI - 1/4"-20x5/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14107
    BBI - 1/4"-20x5/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14107This BBI 1/4"-20x5/8" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: 1/4"-20x5/8" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $1.11
    $1.11
  • BBI - 1/4"-20x1/2" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14106
    BBI - 1/4"-20x1/2" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14106
    BBI - 1/4"-20x1/2" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14106This BBI 1/4"-20x1/2" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: 1/4"-20x1/2" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $1.05
    $1.05
  • BBI - 1/4"-20x3/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14105
    BBI - 1/4"-20x3/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14105
    BBI - 1/4"-20x3/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14105This BBI 1/4"-20x3/8" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: 1/4"-20x3/8" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $1.03
    $1.03
  • BBI - #10-32x1" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14101
    BBI - #10-32x1" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14101
    BBI - #10-32x1" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14101This BBI #10-32x1" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-32x1" Thread: UNF Grade: Grade 316 for reliable strength Finish:...
    $1.28
    $1.28
  • BBI - #10-32x3/4" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14100
    BBI - #10-32x3/4" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14100
    BBI - #10-32x3/4" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14100This BBI #10-32x3/4" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-32x3/4" Thread: UNF Grade: Grade 316 for reliable strength Finish:...
    $0.88
    $0.88
  • BBI - #10-32x5/8" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14099
    BBI - #10-32x5/8" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14099
    BBI - #10-32x5/8" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14099This BBI #10-32x5/8" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-32x5/8" Thread: UNF Grade: Grade 316 for reliable strength Finish:...
    $0.86
    $0.86
  • BBI - #10-32x1/2" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14098
    BBI - #10-32x1/2" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14098
    BBI - #10-32x1/2" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14098This BBI #10-32x1/2" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-32x1/2" Thread: UNF Grade: Grade 316 for reliable strength Finish:...
    $0.82
    $0.82
  • BBI - #10-32x3/8" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14097
    BBI - #10-32x3/8" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14097
    BBI - #10-32x3/8" (Ft) - Imperial 316 Socket Head Cap Screw UNF | 14097This BBI #10-32x3/8" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-32x3/8" Thread: UNF Grade: Grade 316 for reliable strength Finish:...
    $0.52
    $0.52
  • BBI - #10-24x1" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14094
    BBI - #10-24x1" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14094
    BBI - #10-24x1" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14094This BBI #10-24x1" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-24x1" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $1.30
    $1.30
  • BBI - #10-24x3/4" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14093
    BBI - #10-24x3/4" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14093
    BBI - #10-24x3/4" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14093This BBI #10-24x3/4" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-24x3/4" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $1.05
    $1.05
  • BBI - #10-24x5/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14092
    BBI - #10-24x5/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14092
    BBI - #10-24x5/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14092This BBI #10-24x5/8" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-24x5/8" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $0.94
    $0.94
  • BBI - #10-24x1/2" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14091
    BBI - #10-24x1/2" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14091
    BBI - #10-24x1/2" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14091This BBI #10-24x1/2" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-24x1/2" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $0.92
    $0.92
  • BBI - #10-24x3/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14090
    BBI - #10-24x3/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14090
    BBI - #10-24x3/8" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14090This BBI #10-24x3/8" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #10-24x3/8" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $0.63
    $0.63
  • BBI - #8-32x1" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14088
    BBI - #8-32x1" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14088
    BBI - #8-32x1" (Ft) - Imperial 316 Socket Head Cap Screw UNC | 14088This BBI #8-32x1" is a cylindrical socket head cap screw driven with an Allen key for high-torque clamping.► Key Features Size: #8-32x1" Thread: UNC Grade: Grade 316 for reliable strength Finish:...
    $1.32
    $1.32

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