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Hex Tools, Allen Keys, Allen Wrenches

These hex keys (aka allen keys or allen wrenches) are made of super strong alloy steel and have a black-oxide finish. Hex is measured across the parallel flats.

Imperial Screw to Hex Key Guide:

  • 2-56 = 5/64” Hex Key
  • 4-40 = 3/32” Hex Key
  • 5-40 = 3/32” Hex Key
  • 6-32 = 7/64” Hex Key
  • 8-32 = 9/64” Hex Key
  • 10-32 = 5/32” Hex Key
  • 1/4-20 = 3/16” Hex Key
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TO-HEX-60MM, 1/4" Hex Shank Extension Self-Locking Connecting Rod Adapter (60mm)
US$6.14
1/4" Hex Shank Extension Self-Locking Connecting Rod Adapter (60mm) Specifications: Material: Carbon Steel Shank: 1/4" Hex Shank Length:...
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TO-SC-H-10MM Double ended Spanner T-type Hex Key Screwdriver Wrench , 10.0mm
US$3.81
This is a double ended spanner T-Type Hex key screwdriver wrench 10.0mm.
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TO-SC-H-8.0MM Double ended Spanner T-type Hex Key Screwdriver Wrench , 8.0mm
US$3.63
This is a double ended spanner T-Type Hex key screwdriver wrench 8.0mm.
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TO-SC-H-6.0MM Double ended Spanner T-type Hex Key Screwdriver Wrench , 6.0mm
US$3.36
This is a double ended spanner T-Type Hex key screwdriver wrench 6.0mm.
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TO-SC-H-5.0MM Double ended Spanner T-type Hex Key Screwdriver Wrench , 5.0mm
US$2.90
This is a double ended spanner T-Type Hex key screwdriver wrench 5.0mm.
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TO-SC-H-4.0MM Double ended Spanner T-type Hex Key Screwdriver Wrench , 4.0mm
US$2.63
This is a double ended spanner T-Type Hex key screwdriver screwdriver wrench 4.0mm.
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TO-SC-H-3.0MM Double ended Spanner T-type Hex Key Screwdriver Wrench , 3.0mm
US$2.45
This is a double ended spanner T-Type Hex key screwdriver wrench 3.0mm.
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TO-SC-H-2.5MM Double ended Spanner T-type Hex Key Wrench screwdriver , 2.5mm
US$2.36
This is a double ended spanner T-Type Hex key wrench screwdriver 2.5mm.
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TO-HEX-3, 3-in-1 1/4" Hex Shank Extension Set (60, 100, 150mm)
US$9.05
3-in-1 1/4" Hex Shank Extension Set (60, 100, 150mm) These extensions are used when your screw driver or powertool does not properly reach the screw head...
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7289A15 4mm Metric Hex Key
US$1.70
Hex Size: 4mm. Material: Black Oxide.
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7289A11 1.5mm Metric Hex Key
US$1.60
Hex Size: 1.5mm. Material: Black Oxide.
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7122A19 9/64" SAE Hex Key
US$1.60
Hex Size: 9/64”. Material: Black Oxide.
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7122A17 7/64" SAE Hex Key
US$1.60
Hex Size: 7/64”. Material: Black Oxide.
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7122A15 5/64" SAE Hex Key
US$1.60
Hex Size: 5/64”. Material: Black Oxide.
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7122A21 5/32" SAE Hex Key
US$1.60
Hex Size: 5/32”. Material: Black Oxide.
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