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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 2445M-4 1/4 Sq. Dr. Universal Socket 4mm 12 point Length 31.5mm

Ko-ken 2445M-4 1/4 Sq. Dr. Universal Socket 4mm 12 point Length 31.5mm

SKU: KK-2445M-4
MPN: 2445M-4

Save $5.92
Ko-ken 2445M-5 1/4 Sq. Dr. Universal Socket 5mm 12 point Length 32mm

Ko-ken 2445M-5 1/4 Sq. Dr. Universal Socket 5mm 12 point Length 32mm

SKU: KK-2445M-5
MPN: 2445M-5

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Ko-ken 2445M-6 1/4 Sq. Dr. Universal Socket 6mm 12 point Length 33mm

Ko-ken 2445M-6 1/4 Sq. Dr. Universal Socket 6mm 12 point Length 33mm

SKU: KK-2445M-6
MPN: 2445M-6

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Ko-ken 2445M-7 1/4 Sq. Dr. Universal Socket 7mm 12 point Length 33mm

Ko-ken 2445M-7 1/4 Sq. Dr. Universal Socket 7mm 12 point Length 33mm

SKU: KK-2445M-7
MPN: 2445M-7

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Ko-ken 2445M-8 1/4 Sq. Dr. Universal Socket 8mm 12 point Length 34mm

Ko-ken 2445M-8 1/4 Sq. Dr. Universal Socket 8mm 12 point Length 34mm

SKU: KK-2445M-8
MPN: 2445M-8

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Ko-ken 2445M-9 1/4 Sq. Dr. Universal Socket 9mm 12 point Length 34mm

Ko-ken 2445M-9 1/4 Sq. Dr. Universal Socket 9mm 12 point Length 34mm

SKU: KK-2445M-9
MPN: 2445M-9

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Ko-ken 3200A 3/8 Sq. Dr. Socket set 6, 12 point 18 pieces

Ko-ken 3200A 3/8 Sq. Dr. Socket set 6, 12 point 18 pieces

SKU: KK-3200A
MPN: 3200A

Save $58.44
Ko-ken 3200M 3/8 Sq. Dr. Socket set 6, 12 point 18 pieces

Ko-ken 3200M 3/8 Sq. Dr. Socket set 6, 12 point 18 pieces

SKU: KK-3200M
MPN: 3200M

Save $55.50
Ko-ken 3201AMW 3/8 Sq. Dr. Socket set 12 point 42 pieces

Ko-ken 3201AMW 3/8 Sq. Dr. Socket set 12 point 42 pieces

SKU: KK-3201AMW
MPN: 3201AMW

Save $110.16
Ko-ken 3206A 3/8 Sq. Dr. Socket set 6, 12 point 17 pieces

Ko-ken 3206A 3/8 Sq. Dr. Socket set 6, 12 point 17 pieces

SKU: KK-3206A
MPN: 3206A

Save $53.40
Ko-ken 3206AM 3/8 Sq. Dr. Socket set 12 point 27 pieces

Ko-ken 3206AM 3/8 Sq. Dr. Socket set 12 point 27 pieces

SKU: KK-3206AM
MPN: 3206AM

Save $73.96
Ko-ken 3217M 3/8 Sq. Dr. Socket set 12 point 14 pieces

Ko-ken 3217M 3/8 Sq. Dr. Socket set 12 point 14 pieces

SKU: KK-3217M
MPN: 3217M

Save $23.29
Ko-ken 3220M 3/8 Sq. Dr. Socket set 12 point 14 pieces

Ko-ken 3220M 3/8 Sq. Dr. Socket set 12 point 14 pieces

SKU: KK-3220M
MPN: 3220M

Save $42.28
Ko-ken 3305A-1/2 3/8 Sq. Dr. Socket 1/2 12 point Length 55mm

Ko-ken 3305A-1/2 3/8 Sq. Dr. Socket 1/2 12 point Length 55mm

SKU: KK-3305A-1/2
MPN: 3305A-1/2

Save $2.64
Ko-ken 3305A-1/4 3/8 Sq. Dr. Socket 1/4 12 point Length 55mm

Ko-ken 3305A-1/4 3/8 Sq. Dr. Socket 1/4 12 point Length 55mm

SKU: KK-3305A-1/4
MPN: 3305A-1/4

Save $2.48
Ko-ken 3305A-11/16 3/8 Sq. Dr. Socket 11/16 12 point Length 55mm

Ko-ken 3305A-11/16 3/8 Sq. Dr. Socket 11/16 12 point Length 55mm

SKU: KK-3305A-11/16
MPN: 3305A-11/16

Save $3.24
Ko-ken 3305A-11/32 3/8 Sq. Dr. Socket 11/32 12 point Length 55mm

Ko-ken 3305A-11/32 3/8 Sq. Dr. Socket 11/32 12 point Length 55mm

SKU: KK-3305A-11/32
MPN: 3305A-11/32

Save $2.48
Ko-ken 3305A-13/16 3/8 Sq. Dr. Socket 13/16 12 point Length 65mm

Ko-ken 3305A-13/16 3/8 Sq. Dr. Socket 13/16 12 point Length 65mm

SKU: KK-3305A-13/16
MPN: 3305A-13/16

Save $3.93
Ko-ken 3305A-15/16 3/8 Sq. Dr. Socket 15/16 12 point Length 65mm

Ko-ken 3305A-15/16 3/8 Sq. Dr. Socket 15/16 12 point Length 65mm

SKU: KK-3305A-15/16
MPN: 3305A-15/16

Save $4.51
Ko-ken 3305A-19/32 3/8 Sq. Dr. Socket 19/32 12 point Length 55mm

Ko-ken 3305A-19/32 3/8 Sq. Dr. Socket 19/32 12 point Length 55mm

SKU: KK-3305A-19/32
MPN: 3305A-19/32

Save $2.77
Ko-ken 3305A-3/4 3/8 Sq. Dr. Socket 3/4 12 point Length 55mm

Ko-ken 3305A-3/4 3/8 Sq. Dr. Socket 3/4 12 point Length 55mm

SKU: KK-3305A-3/4
MPN: 3305A-3/4

Save $3.24
Ko-ken 3305A-3/8 3/8 Sq. Dr. Socket 3/8 12 point Length 55mm

Ko-ken 3305A-3/8 3/8 Sq. Dr. Socket 3/8 12 point Length 55mm

SKU: KK-3305A-3/8
MPN: 3305A-3/8

Save $2.48
Ko-ken 3305A-5/16 3/8 Sq. Dr. Socket 5/16 12 point Length 55mm

Ko-ken 3305A-5/16 3/8 Sq. Dr. Socket 5/16 12 point Length 55mm

SKU: KK-3305A-5/16
MPN: 3305A-5/16

Save $2.48
Ko-ken 3305A-5/8 3/8 Sq. Dr. Socket 5/8 12 point Length 55mm

Ko-ken 3305A-5/8 3/8 Sq. Dr. Socket 5/8 12 point Length 55mm

SKU: KK-3305A-5/8
MPN: 3305A-5/8

Save $2.77