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KK Hand Tools

Freer Tool & Supply is your trusted, ISO-certified source for Ko-Ken hand tools—delivering the complete lineup of sockets, ratchets, breaker bars, extension bars, and specialty tools engineered for professional results. Every Ko-Ken hand tool is crafted from high-grade chrome vanadium steel and undergoes precision heat treatment, ensuring exceptional durability and long-term performance in demanding industrial and automotive environments.


Explore our full range of Ko-Ken hand tools, including:
Standard and deep sockets (metric and SAE)
Ratchets and breaker bars for high-torque applications
Extension bars for hard-to-reach fasteners
Specialty tools and adaptors for unique jobs

Ko-ken 2430M-3 1/4 Sq. Dr. Universal Bit Socket 3mm Hex Length 40mm

Ko-ken 2430M-3 1/4 Sq. Dr. Universal Bit Socket 3mm Hex Length 40mm

SKU: KK-2430M-3
MPN: 2430M-3

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Ko-ken 2430M-4 1/4 Sq. Dr. Universal Bit Socket 4mm Hex Length 40mm

Ko-ken 2430M-4 1/4 Sq. Dr. Universal Bit Socket 4mm Hex Length 40mm

SKU: KK-2430M-4
MPN: 2430M-4

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Ko-ken 2430M-5 1/4 Sq. Dr. Universal Bit Socket 5mm Hex Length 40mm

Ko-ken 2430M-5 1/4 Sq. Dr. Universal Bit Socket 5mm Hex Length 40mm

SKU: KK-2430M-5
MPN: 2430M-5

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Ko-ken 2430M-6 1/4 Sq. Dr. Universal Bit Socket 6mm Hex Length 40mm

Ko-ken 2430M-6 1/4 Sq. Dr. Universal Bit Socket 6mm Hex Length 40mm

SKU: KK-2430M-6
MPN: 2430M-6

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Ko-ken 2430T-T10 1/4 Sq. Dr. Universal Bit Socket TORX T10 Length 42mm

Ko-ken 2430T-T10 1/4 Sq. Dr. Universal Bit Socket TORX T10 Length 42mm

SKU: KK-2430T-T10
MPN: 2430T-T10

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Ko-ken 2430T-T15 1/4 Sq. Dr. Universal Bit Socket TORX T15 Length 42mm

Ko-ken 2430T-T15 1/4 Sq. Dr. Universal Bit Socket TORX T15 Length 42mm

SKU: KK-2430T-T15
MPN: 2430T-T15

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Ko-ken 2430T-T20 1/4 Sq. Dr. Universal Bit Socket TORX T20 Length 42mm

Ko-ken 2430T-T20 1/4 Sq. Dr. Universal Bit Socket TORX T20 Length 42mm

SKU: KK-2430T-T20
MPN: 2430T-T20

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Ko-ken 2430T-T25 1/4 Sq. Dr. Universal Bit Socket TORX T25 Length 42mm

Ko-ken 2430T-T25 1/4 Sq. Dr. Universal Bit Socket TORX T25 Length 42mm

SKU: KK-2430T-T25
MPN: 2430T-T25

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Ko-ken 2430T-T27 1/4 Sq. Dr. Universal Bit Socket TORX T27 Length 42mm

Ko-ken 2430T-T27 1/4 Sq. Dr. Universal Bit Socket TORX T27 Length 42mm

SKU: KK-2430T-T27
MPN: 2430T-T27

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Ko-ken 2430T-T30 1/4 Sq. Dr. Universal Bit Socket TORX T30 Length 42mm

Ko-ken 2430T-T30 1/4 Sq. Dr. Universal Bit Socket TORX T30 Length 42mm

SKU: KK-2430T-T30
MPN: 2430T-T30

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Ko-ken 2430T-T8 1/4 Sq. Dr. Universal Bit Socket TORX T8 Length 42mm

Ko-ken 2430T-T8 1/4 Sq. Dr. Universal Bit Socket TORX T8 Length 42mm

SKU: KK-2430T-T8
MPN: 2430T-T8

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Ko-ken 2430T-T9 1/4 Sq. Dr. Universal Bit Socket TORX T9 Length 42mm

Ko-ken 2430T-T9 1/4 Sq. Dr. Universal Bit Socket TORX T9 Length 42mm

SKU: KK-2430T-T9
MPN: 2430T-T9

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Ko-ken 2440A-1/2 1/4 Sq. Dr. Universal Socket 1/2 6 point Length 37mm

Ko-ken 2440A-1/2 1/4 Sq. Dr. Universal Socket 1/2 6 point Length 37mm

SKU: KK-2440A-1/2
MPN: 2440A-1/2

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Ko-ken 2440A-1/4 1/4 Sq. Dr. Universal Socket 1/4 6 point Length 33mm

Ko-ken 2440A-1/4 1/4 Sq. Dr. Universal Socket 1/4 6 point Length 33mm

SKU: KK-2440A-1/4
MPN: 2440A-1/4

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Ko-ken 2440A-3/8 1/4 Sq. Dr. Universal Socket 3/8 6 point Length 35mm

Ko-ken 2440A-3/8 1/4 Sq. Dr. Universal Socket 3/8 6 point Length 35mm

SKU: KK-2440A-3/8
MPN: 2440A-3/8

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Ko-ken 2440A-5/16 1/4 Sq. Dr. Universal Socket 5/16 6 point Length 34mm

Ko-ken 2440A-5/16 1/4 Sq. Dr. Universal Socket 5/16 6 point Length 34mm

SKU: KK-2440A-5/16
MPN: 2440A-5/16

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Ko-ken 2440A-7/16 1/4 Sq. Dr. Universal Socket 7/16 6 point Length 36mm

Ko-ken 2440A-7/16 1/4 Sq. Dr. Universal Socket 7/16 6 point Length 36mm

SKU: KK-2440A-7/16
MPN: 2440A-7/16

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Ko-ken 2440A-9/16 1/4 Sq. Dr. Universal Socket 9/16 6 point Length 37mm

Ko-ken 2440A-9/16 1/4 Sq. Dr. Universal Socket 9/16 6 point Length 37mm

SKU: KK-2440A-9/16
MPN: 2440A-9/16

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Ko-ken 2440M-10 1/4 Sq. Dr. Universal Socket 10mm 6 point Length 35mm

Ko-ken 2440M-10 1/4 Sq. Dr. Universal Socket 10mm 6 point Length 35mm

SKU: KK-2440M-10
MPN: 2440M-10

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Ko-ken 2440M-11 1/4 Sq. Dr. Universal Socket 11mm 6 point Length 36mm

Ko-ken 2440M-11 1/4 Sq. Dr. Universal Socket 11mm 6 point Length 36mm

SKU: KK-2440M-11
MPN: 2440M-11

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Ko-ken 2440M-12 1/4 Sq. Dr. Universal Socket 12mm 6 point Length 37mm

Ko-ken 2440M-12 1/4 Sq. Dr. Universal Socket 12mm 6 point Length 37mm

SKU: KK-2440M-12
MPN: 2440M-12

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Ko-ken 2440M-13 1/4 Sq. Dr. Universal Socket 13mm 6 point Length 37mm

Ko-ken 2440M-13 1/4 Sq. Dr. Universal Socket 13mm 6 point Length 37mm

SKU: KK-2440M-13
MPN: 2440M-13

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Ko-ken 2440M-14 1/4 Sq. Dr. Universal Socket 14mm 6 point Length 37mm

Ko-ken 2440M-14 1/4 Sq. Dr. Universal Socket 14mm 6 point Length 37mm

SKU: KK-2440M-14
MPN: 2440M-14

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Ko-ken 2440M-4 1/4 Sq. Dr. Universal Socket 4mm 6 point Length 31.5mm

Ko-ken 2440M-4 1/4 Sq. Dr. Universal Socket 4mm 6 point Length 31.5mm

SKU: KK-2440M-4
MPN: 2440M-4

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