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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 4405M-27 1/2 Sq. Dr. Socket 27mm 12 point Length 43mm

Ko-ken 4405M-27 1/2 Sq. Dr. Socket 27mm 12 point Length 43mm

SKU: KK-4405M-27
MPN: 4405M-27

Save $2.66
Ko-ken 4405M-28 1/2 Sq. Dr. Socket 28mm 12 point Length 43mm

Ko-ken 4405M-28 1/2 Sq. Dr. Socket 28mm 12 point Length 43mm

SKU: KK-4405M-28
MPN: 4405M-28

Save $3.06
Ko-ken 4405M-29 1/2 Sq. Dr. Socket 29mm 12 point Length 43mm

Ko-ken 4405M-29 1/2 Sq. Dr. Socket 29mm 12 point Length 43mm

SKU: KK-4405M-29
MPN: 4405M-29

Save $3.06
Ko-ken 4405M-30 1/2 Sq. Dr. Socket 30mm 12 point Length 46mm

Ko-ken 4405M-30 1/2 Sq. Dr. Socket 30mm 12 point Length 46mm

SKU: KK-4405M-30
MPN: 4405M-30

Save $3.19
Ko-ken 4405M-31 1/2 Sq. Dr. Socket 31mm 12 point Length 46mm

Ko-ken 4405M-31 1/2 Sq. Dr. Socket 31mm 12 point Length 46mm

SKU: KK-4405M-31
MPN: 4405M-31

Save $3.60
Ko-ken 4405M-32 1/2 Sq. Dr. Socket 32mm 12 point Length 46mm

Ko-ken 4405M-32 1/2 Sq. Dr. Socket 32mm 12 point Length 46mm

SKU: KK-4405M-32
MPN: 4405M-32

Save $3.60
Ko-ken 4405M-33 1/2 Sq. Dr. Socket 33mm 12 point Length 47mm

Ko-ken 4405M-33 1/2 Sq. Dr. Socket 33mm 12 point Length 47mm

SKU: KK-4405M-33
MPN: 4405M-33

Save $5.13
Ko-ken 4405M-34 1/2 Sq. Dr. Socket 34mm 12 point Length 47mm

Ko-ken 4405M-34 1/2 Sq. Dr. Socket 34mm 12 point Length 47mm

SKU: KK-4405M-34
MPN: 4405M-34

Save $5.13
Ko-ken 4405M-35 1/2 Sq. Dr. Socket 35mm 12 point Length 47mm

Ko-ken 4405M-35 1/2 Sq. Dr. Socket 35mm 12 point Length 47mm

SKU: KK-4405M-35
MPN: 4405M-35

Save $5.13
Ko-ken 4405M-36 1/2 Sq. Dr. Socket 36mm 12 point Length 47mm

Ko-ken 4405M-36 1/2 Sq. Dr. Socket 36mm 12 point Length 47mm

SKU: KK-4405M-36
MPN: 4405M-36

Save $5.13
Ko-ken 4405m-36DU 1/2 Sq. Dr. Socket 36mm 12 point Length 28mm For Rear Wheel Nut Motorcycle

Ko-ken 4405m-36DU 1/2 Sq. Dr. Socket 36mm 12 point Length 28mm For Rear Wheel Nut Motorcycle

SKU: KK-4405m-36DU
MPN: 4405m-36DU

Save $16.65
Ko-ken 4405M-37 1/2 Sq. Dr. Socket 37mm 12 point Length 47mm

Ko-ken 4405M-37 1/2 Sq. Dr. Socket 37mm 12 point Length 47mm

SKU: KK-4405M-37
MPN: 4405M-37

Save $7.66
Ko-ken 4405M-38 1/2 Sq. Dr. Socket 38mm 12 point Length 47mm

Ko-ken 4405M-38 1/2 Sq. Dr. Socket 38mm 12 point Length 47mm

SKU: KK-4405M-38
MPN: 4405M-38

Save $7.66
Ko-ken 4405M-41 1/2 Sq. Dr. Socket 41mm 12 point Length 57mm

Ko-ken 4405M-41 1/2 Sq. Dr. Socket 41mm 12 point Length 57mm

SKU: KK-4405M-41
MPN: 4405M-41

Save $12.90
Ko-ken 4405M-46 1/2 Sq. Dr. Socket 46mm 12 point Length 60mm

Ko-ken 4405M-46 1/2 Sq. Dr. Socket 46mm 12 point Length 60mm

SKU: KK-4405M-46
MPN: 4405M-46

Save $12.90
Ko-ken 4405M-6 1/2 Sq. Dr. Socket 6mm 12 point Length 36mm

Ko-ken 4405M-6 1/2 Sq. Dr. Socket 6mm 12 point Length 36mm

SKU: KK-4405M-6
MPN: 4405M-6

Save $1.39
Ko-ken 4405M-7 1/2 Sq. Dr. Socket 7mm 12 point Length 36mm

Ko-ken 4405M-7 1/2 Sq. Dr. Socket 7mm 12 point Length 36mm

SKU: KK-4405M-7
MPN: 4405M-7

Save $1.39
Ko-ken 4405M-8 1/2 Sq. Dr. Socket 8mm 12 point Length 36mm

Ko-ken 4405M-8 1/2 Sq. Dr. Socket 8mm 12 point Length 36mm

SKU: KK-4405M-8
MPN: 4405M-8

Save $1.39
Ko-ken 4405M-9 1/2 Sq. Dr. Socket 9mm 12 point Length 37mm

Ko-ken 4405M-9 1/2 Sq. Dr. Socket 9mm 12 point Length 37mm

SKU: KK-4405M-9
MPN: 4405M-9

Save $1.39
Ko-ken 4405W-1/2 1/2 Sq. Dr. Socket Whitworth 1/2 12 point Length 40mm

Ko-ken 4405W-1/2 1/2 Sq. Dr. Socket Whitworth 1/2 12 point Length 40mm

SKU: KK-4405W-1/2
MPN: 4405W-1/2

Save $2.66
Ko-ken 4405W-1/4 1/2 Sq. Dr. Socket Whitworth 1/4 12 point Length 37mm

Ko-ken 4405W-1/4 1/2 Sq. Dr. Socket Whitworth 1/4 12 point Length 37mm

SKU: KK-4405W-1/4
MPN: 4405W-1/4

Save $1.81
Ko-ken 4405W-11/16 1/2 Sq. Dr. Socket Whitworth 11/16 12 point Length 46mm

Ko-ken 4405W-11/16 1/2 Sq. Dr. Socket Whitworth 11/16 12 point Length 46mm

SKU: KK-4405W-11/16
MPN: 4405W-11/16

Save $4.55
Ko-ken 4405W-3/16 1/2 Sq. Dr. Socket Whitworth 3/16 12 point Length 37mm

Ko-ken 4405W-3/16 1/2 Sq. Dr. Socket Whitworth 3/16 12 point Length 37mm

SKU: KK-4405W-3/16
MPN: 4405W-3/16

Save $1.81
Ko-ken 4405W-3/4 1/2 Sq. Dr. Socket Whitworth 3/4 12 point Length 47mm

Ko-ken 4405W-3/4 1/2 Sq. Dr. Socket Whitworth 3/4 12 point Length 47mm

SKU: KK-4405W-3/4
MPN: 4405W-3/4

Save $6.68