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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 6305M-53 3/4 Sq. Dr. Socket 53mm 12 point Length 100mm

Ko-ken 6305M-53 3/4 Sq. Dr. Socket 53mm 12 point Length 100mm

SKU: KK-6305M-53
MPN: 6305M-53

Save $21.92
Ko-ken 6305M-54 3/4 Sq. Dr. Socket 54mm 12 point Length 100mm

Ko-ken 6305M-54 3/4 Sq. Dr. Socket 54mm 12 point Length 100mm

SKU: KK-6305M-54
MPN: 6305M-54

Save $28.22
Ko-ken 6305M-55 3/4 Sq. Dr. Socket 55mm 12 point Length 100mm

Ko-ken 6305M-55 3/4 Sq. Dr. Socket 55mm 12 point Length 100mm

SKU: KK-6305M-55
MPN: 6305M-55

Save $28.22
Ko-ken 6305M-56 3/4 Sq. Dr. Socket 56mm 12 point Length 100mm

Ko-ken 6305M-56 3/4 Sq. Dr. Socket 56mm 12 point Length 100mm

SKU: KK-6305M-56
MPN: 6305M-56

Save $28.22
Ko-ken 6305M-57 3/4 Sq. Dr. Socket 57mm 12 point Length 100mm

Ko-ken 6305M-57 3/4 Sq. Dr. Socket 57mm 12 point Length 100mm

SKU: KK-6305M-57
MPN: 6305M-57

Save $32.10
Ko-ken 6305M-58 3/4 Sq. Dr. Socket 58mm 12 point Length 100mm

Ko-ken 6305M-58 3/4 Sq. Dr. Socket 58mm 12 point Length 100mm

SKU: KK-6305M-58
MPN: 6305M-58

Save $32.10
Ko-ken 6305M-60 3/4 Sq. Dr. Socket 60mm 12 point Length 100mm

Ko-ken 6305M-60 3/4 Sq. Dr. Socket 60mm 12 point Length 100mm

SKU: KK-6305M-60
MPN: 6305M-60

Save $34.52
Ko-ken 6305M-63 3/4 Sq. Dr. Socket 63mm 12 point Length 100mm

Ko-ken 6305M-63 3/4 Sq. Dr. Socket 63mm 12 point Length 100mm

SKU: KK-6305M-63
MPN: 6305M-63

Save $37.24
Ko-ken 6305M-65 3/4 Sq. Dr. Socket 65mm 12 point Length 100mm

Ko-ken 6305M-65 3/4 Sq. Dr. Socket 65mm 12 point Length 100mm

SKU: KK-6305M-65
MPN: 6305M-65

Save $42.07
Ko-ken 6400A-1 3/4 Sq. Dr. Socket 1 6 point Length 50mm

Ko-ken 6400A-1 3/4 Sq. Dr. Socket 1 6 point Length 50mm

SKU: KK-6400A-1
MPN: 6400A-1

Save $4.58
Ko-ken 6400A-1.1/16 3/4 Sq. Dr. Socket 1.1/16 6 point Length 53mm

Ko-ken 6400A-1.1/16 3/4 Sq. Dr. Socket 1.1/16 6 point Length 53mm

SKU: KK-6400A-1.1/16
MPN: 6400A-1.1/16

Save $4.58
Ko-ken 6400A-1.1/2 3/4 Sq. Dr. Socket 1.1/2 6 point Length 59mm

Ko-ken 6400A-1.1/2 3/4 Sq. Dr. Socket 1.1/2 6 point Length 59mm

SKU: KK-6400A-1.1/2
MPN: 6400A-1.1/2

Save $7.28
Ko-ken 6400A-1.1/4 3/4 Sq. Dr. Socket 1.1/4 6 point Length 57mm

Ko-ken 6400A-1.1/4 3/4 Sq. Dr. Socket 1.1/4 6 point Length 57mm

SKU: KK-6400A-1.1/4
MPN: 6400A-1.1/4

Save $5.41
Ko-ken 6400A-1.1/8 3/4 Sq. Dr. Socket 1.1/8 6 point Length 53mm

Ko-ken 6400A-1.1/8 3/4 Sq. Dr. Socket 1.1/8 6 point Length 53mm

SKU: KK-6400A-1.1/8
MPN: 6400A-1.1/8

Save $5.07
Ko-ken 6400A-1.11/16 3/4 Sq. Dr. Socket 1.11/16 6 point Length 62mm

Ko-ken 6400A-1.11/16 3/4 Sq. Dr. Socket 1.11/16 6 point Length 62mm

SKU: KK-6400A-1.11/16
MPN: 6400A-1.11/16

Save $9.94
Ko-ken 6400A-1.13/16 3/4 Sq. Dr. Socket 1.13/16 6 point Length 68mm

Ko-ken 6400A-1.13/16 3/4 Sq. Dr. Socket 1.13/16 6 point Length 68mm

SKU: KK-6400A-1.13/16
MPN: 6400A-1.13/16

Save $10.70
Ko-ken 6400A-1.15/16 3/4 Sq. Dr. Socket 1.15/16 6 point Length 68mm

Ko-ken 6400A-1.15/16 3/4 Sq. Dr. Socket 1.15/16 6 point Length 68mm

SKU: KK-6400A-1.15/16
MPN: 6400A-1.15/16

Save $13.11
Ko-ken 6400A-1.3/16 3/4 Sq. Dr. Socket 1.3/16 6 point Length 55mm

Ko-ken 6400A-1.3/16 3/4 Sq. Dr. Socket 1.3/16 6 point Length 55mm

SKU: KK-6400A-1.3/16
MPN: 6400A-1.3/16

Save $5.41
Ko-ken 6400A-1.3/4 3/4 Sq. Dr. Socket 1.3/4 6 point Length 62mm

Ko-ken 6400A-1.3/4 3/4 Sq. Dr. Socket 1.3/4 6 point Length 62mm

SKU: KK-6400A-1.3/4
MPN: 6400A-1.3/4

Save $10.70
Ko-ken 6400A-1.3/8 3/4 Sq. Dr. Socket 1.3/8 6 point Length 57mm

Ko-ken 6400A-1.3/8 3/4 Sq. Dr. Socket 1.3/8 6 point Length 57mm

SKU: KK-6400A-1.3/8
MPN: 6400A-1.3/8

Save $6.59
Ko-ken 6400A-1.5/16 3/4 Sq. Dr. Socket 1.5/16 6 point Length 57mm

Ko-ken 6400A-1.5/16 3/4 Sq. Dr. Socket 1.5/16 6 point Length 57mm

SKU: KK-6400A-1.5/16
MPN: 6400A-1.5/16

Save $6.59
Ko-ken 6400A-1.5/8 3/4 Sq. Dr. Socket 1.5/8 6 point Length 62mm

Ko-ken 6400A-1.5/8 3/4 Sq. Dr. Socket 1.5/8 6 point Length 62mm

SKU: KK-6400A-1.5/8
MPN: 6400A-1.5/8

Save $8.69
Ko-ken 6400A-1.7/16 3/4 Sq. Dr. Socket 1.7/16 6 point Length 59mm

Ko-ken 6400A-1.7/16 3/4 Sq. Dr. Socket 1.7/16 6 point Length 59mm

SKU: KK-6400A-1.7/16
MPN: 6400A-1.7/16

Save $7.28
Ko-ken 6400A-1.7/8 3/4 Sq. Dr. Socket 1.7/8 6 point Length 68mm

Ko-ken 6400A-1.7/8 3/4 Sq. Dr. Socket 1.7/8 6 point Length 68mm

SKU: KK-6400A-1.7/8
MPN: 6400A-1.7/8

Save $11.85