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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 23400M-19 3/8 Sq. Dr. Socket 19mm 6 point Length 30mm

Ko-ken 23400M-19 3/8 Sq. Dr. Socket 19mm 6 point Length 30mm

SKU: KK-23400M-19
MPN: 23400M-19

Save $2.45
Ko-ken 23400M-21 3/8 Sq. Dr. Socket 21mm 6 point Length 32mm

Ko-ken 23400M-21 3/8 Sq. Dr. Socket 21mm 6 point Length 32mm

SKU: KK-23400M-21
MPN: 23400M-21

Save $3.06
Ko-ken 23400M-6 3/8 Sq. Dr. Socket 6mm 6 point Length 26mm

Ko-ken 23400M-6 3/8 Sq. Dr. Socket 6mm 6 point Length 26mm

SKU: KK-23400M-6
MPN: 23400M-6

Save $1.85
Ko-ken 23400M-7 3/8 Sq. Dr. Socket 7mm 6 point Length 26mm

Ko-ken 23400M-7 3/8 Sq. Dr. Socket 7mm 6 point Length 26mm

SKU: KK-23400M-7
MPN: 23400M-7

Save $1.85
Ko-ken 23400M-8 3/8 Sq. Dr. Socket 8mm 6 point Length 26mm

Ko-ken 23400M-8 3/8 Sq. Dr. Socket 8mm 6 point Length 26mm

SKU: KK-23400M-8
MPN: 23400M-8

Save $2.16
Ko-ken 23400M-9 3/8 Sq. Dr. Socket 9mm 6 point Length 26mm

Ko-ken 23400M-9 3/8 Sq. Dr. Socket 9mm 6 point Length 26mm

SKU: KK-23400M-9
MPN: 23400M-9

Save $1.85
Ko-ken 23405M-10 3/8 Sq. Dr. Socket 10mm 12 point Length 26mm

Ko-ken 23405M-10 3/8 Sq. Dr. Socket 10mm 12 point Length 26mm

SKU: KK-23405M-10
MPN: 23405M-10

Save $1.92
Ko-ken 23405M-12 3/8 Sq. Dr. Socket 12mm 12 point Length 26mm

Ko-ken 23405M-12 3/8 Sq. Dr. Socket 12mm 12 point Length 26mm

SKU: KK-23405M-12
MPN: 23405M-12

Save $1.92
Ko-ken 23405M-14 3/8 Sq. Dr. Socket 14mm 12 point Length 27mm

Ko-ken 23405M-14 3/8 Sq. Dr. Socket 14mm 12 point Length 27mm

SKU: KK-23405M-14
MPN: 23405M-14

Save $2.25
Ko-ken 23405M-8 3/8 Sq. Dr. Socket 8mm 12 point Length 26mm

Ko-ken 23405M-8 3/8 Sq. Dr. Socket 8mm 12 point Length 26mm

SKU: KK-23405M-8
MPN: 23405M-8

Save $1.92
Ko-ken 2400A-1/2 1/4 Sq. Dr. Socket 1/2 6 point Length 22mm

Ko-ken 2400A-1/2 1/4 Sq. Dr. Socket 1/2 6 point Length 22mm

SKU: KK-2400A-1/2
MPN: 2400A-1/2

Save $1.26
Ko-ken 2400A-1/4 1/4 Sq. Dr. Socket 1/4 6 point Length 22mm

Ko-ken 2400A-1/4 1/4 Sq. Dr. Socket 1/4 6 point Length 22mm

SKU: KK-2400A-1/4
MPN: 2400A-1/4

Save $1.07
Ko-ken 2400A-1/8 1/4 Sq. Dr. Socket 1/8 6 point Length 22mm

Ko-ken 2400A-1/8 1/4 Sq. Dr. Socket 1/8 6 point Length 22mm

SKU: KK-2400A-1/8
MPN: 2400A-1/8

Save $1.07
Ko-ken 2400A-11/32 1/4 Sq. Dr. Socket 11/32 6 point Length 22mm

Ko-ken 2400A-11/32 1/4 Sq. Dr. Socket 11/32 6 point Length 22mm

SKU: KK-2400A-11/32
MPN: 2400A-11/32

Save $1.13
Ko-ken 2400A-3/16 1/4 Sq. Dr. Socket 3/16 6 point Length 22mm

Ko-ken 2400A-3/16 1/4 Sq. Dr. Socket 3/16 6 point Length 22mm

SKU: KK-2400A-3/16
MPN: 2400A-3/16

Save $1.07
Ko-ken 2400A-3/8 1/4 Sq. Dr. Socket 3/8 6 point Length 22mm

Ko-ken 2400A-3/8 1/4 Sq. Dr. Socket 3/8 6 point Length 22mm

SKU: KK-2400A-3/8
MPN: 2400A-3/8

Save $1.13
Ko-ken 2400A-5/16 1/4 Sq. Dr. Socket 5/16 6 point Length 22mm

Ko-ken 2400A-5/16 1/4 Sq. Dr. Socket 5/16 6 point Length 22mm

SKU: KK-2400A-5/16
MPN: 2400A-5/16

Save $1.07
Ko-ken 2400A-5/32 1/4 Sq. Dr. Socket 5/32 6 point Length 22mm

Ko-ken 2400A-5/32 1/4 Sq. Dr. Socket 5/32 6 point Length 22mm

SKU: KK-2400A-5/32
MPN: 2400A-5/32

Save $1.07
Ko-ken 2400A-7/16 1/4 Sq. Dr. Socket 7/16 6 point Length 22mm

Ko-ken 2400A-7/16 1/4 Sq. Dr. Socket 7/16 6 point Length 22mm

SKU: KK-2400A-7/16
MPN: 2400A-7/16

Save $1.18
Ko-ken 2400A-7/32 1/4 Sq. Dr. Socket 7/32 6 point Length 22mm

Ko-ken 2400A-7/32 1/4 Sq. Dr. Socket 7/32 6 point Length 22mm

SKU: KK-2400A-7/32
MPN: 2400A-7/32

Save $1.07
Ko-ken 2400A-9/16 1/4 Sq. Dr. Socket 9/16 6 point Length 24mm

Ko-ken 2400A-9/16 1/4 Sq. Dr. Socket 9/16 6 point Length 24mm

SKU: KK-2400A-9/16
MPN: 2400A-9/16

Save $1.36
Ko-ken 2400A-9/32 1/4 Sq. Dr. Socket 9/32 6 point Length 22mm

Ko-ken 2400A-9/32 1/4 Sq. Dr. Socket 9/32 6 point Length 22mm

SKU: KK-2400A-9/32
MPN: 2400A-9/32

Save $1.07
Ko-ken 2400M-11 1/4 Sq. Dr. Socket 11mm 6 point Length 22mm

Ko-ken 2400M-11 1/4 Sq. Dr. Socket 11mm 6 point Length 22mm

SKU: KK-2400M-11
MPN: 2400M-11

Save $1.07
Ko-ken 2400M-12 1/4 Sq. Dr. Socket 12mm 6 point Length 22mm

Ko-ken 2400M-12 1/4 Sq. Dr. Socket 12mm 6 point Length 22mm

SKU: KK-2400M-12
MPN: 2400M-12

Save $1.07