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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 6300A-1.1/16 3/4 Sq. Dr. Socket 1.1/16 6 point Length 90mm

Ko-ken 6300A-1.1/16 3/4 Sq. Dr. Socket 1.1/16 6 point Length 90mm

SKU: KK-6300A-1.1/16
MPN: 6300A-1.1/16

Save $9.33
Ko-ken 6300A-1.1/2 3/4 Sq. Dr. Socket 1.1/2 6 point Length 90mm

Ko-ken 6300A-1.1/2 3/4 Sq. Dr. Socket 1.1/2 6 point Length 90mm

SKU: KK-6300A-1.1/2
MPN: 6300A-1.1/2

Save $14.90
Ko-ken 6300A-1.1/4 3/4 Sq. Dr. Socket 1..1/4 6 point Length 90mm

Ko-ken 6300A-1.1/4 3/4 Sq. Dr. Socket 1..1/4 6 point Length 90mm

SKU: KK-6300A-1.1/4
MPN: 6300A-1.1/4

Save $10.70
Ko-ken 6300A-1.1/8 3/4 Sq. Dr. Socket 1.1/8 6 point Length 90mm

Ko-ken 6300A-1.1/8 3/4 Sq. Dr. Socket 1.1/8 6 point Length 90mm

SKU: KK-6300A-1.1/8
MPN: 6300A-1.1/8

Save $10.70
Ko-ken 6300A-1.11/16 3/4 Sq. Dr. Socket 1.11/16 6 point Length 90mm

Ko-ken 6300A-1.11/16 3/4 Sq. Dr. Socket 1.11/16 6 point Length 90mm

SKU: KK-6300A-1.11/16
MPN: 6300A-1.11/16

Save $20.56
Ko-ken 6300A-1.13/16 3/4 Sq. Dr. Socket 1.13/16 6 point Length 90mm

Ko-ken 6300A-1.13/16 3/4 Sq. Dr. Socket 1.13/16 6 point Length 90mm

SKU: KK-6300A-1.13/16
MPN: 6300A-1.13/16

Save $20.56
Ko-ken 6300A-1.3/16 3/4 Sq. Dr. Socket 1.3/16 6 point Length 90mm

Ko-ken 6300A-1.3/16 3/4 Sq. Dr. Socket 1.3/16 6 point Length 90mm

SKU: KK-6300A-1.3/16
MPN: 6300A-1.3/16

Save $10.70
Ko-ken 6300A-1.3/4 3/4 Sq. Dr. Socket 1.3/4 6 point Length 90mm

Ko-ken 6300A-1.3/4 3/4 Sq. Dr. Socket 1.3/4 6 point Length 90mm

SKU: KK-6300A-1.3/4
MPN: 6300A-1.3/4

Save $20.56
Ko-ken 6300A-1.3/8 3/4 Sq. Dr. Socket 1.3/8 6 point Length 90mm

Ko-ken 6300A-1.3/8 3/4 Sq. Dr. Socket 1.3/8 6 point Length 90mm

SKU: KK-6300A-1.3/8
MPN: 6300A-1.3/8

Save $13.11
Ko-ken 6300A-1.5/16 3/4 Sq. Dr. Socket 1.5/16 6 point Length 90mm

Ko-ken 6300A-1.5/16 3/4 Sq. Dr. Socket 1.5/16 6 point Length 90mm

SKU: KK-6300A-1.5/16
MPN: 6300A-1.5/16

Save $13.11
Ko-ken 6300A-1.5/8 3/4 Sq. Dr. Socket 1.5/8 6 point Length 90mm

Ko-ken 6300A-1.5/8 3/4 Sq. Dr. Socket 1.5/8 6 point Length 90mm

SKU: KK-6300A-1.5/8
MPN: 6300A-1.5/8

Save $16.15
Ko-ken 6300A-1.7/16 3/4 Sq. Dr. Socket 1.7/16 6 point Length 90mm

Ko-ken 6300A-1.7/16 3/4 Sq. Dr. Socket 1.7/16 6 point Length 90mm

SKU: KK-6300A-1.7/16
MPN: 6300A-1.7/16

Save $14.90
Ko-ken 6300A-1.9/16 3/4 Sq. Dr. Socket 1.9/16 6 point Length 90mm

Ko-ken 6300A-1.9/16 3/4 Sq. Dr. Socket 1.9/16 6 point Length 90mm

SKU: KK-6300A-1.9/16
MPN: 6300A-1.9/16

Save $16.15
Ko-ken 6300A-13/16 3/4 Sq. Dr. Socket 13/16 6 point Length 90mm

Ko-ken 6300A-13/16 3/4 Sq. Dr. Socket 13/16 6 point Length 90mm

SKU: KK-6300A-13/16
MPN: 6300A-13/16

Save $8.49
Ko-ken 6300A-15/16 3/4 Sq. Dr. Socket 15/16 6 point Length 90mm

Ko-ken 6300A-15/16 3/4 Sq. Dr. Socket 15/16 6 point Length 90mm

SKU: KK-6300A-15/16
MPN: 6300A-15/16

Save $8.49
Ko-ken 6300A-2 3/4 Sq. Dr. Socket 2 6 point Length 90mm

Ko-ken 6300A-2 3/4 Sq. Dr. Socket 2 6 point Length 90mm

SKU: KK-6300A-2
MPN: 6300A-2

Save $21.61
Ko-ken 6300A-2.1/16 3/4 Sq. Dr. Socket 2.1/16 6 point Length 100mm

Ko-ken 6300A-2.1/16 3/4 Sq. Dr. Socket 2.1/16 6 point Length 100mm

SKU: KK-6300A-2.1/16
MPN: 6300A-2.1/16

Save $24.13
Ko-ken 6300A-2.1/4 3/4 Sq. Dr. Socket 2.1/4 6 point Length 100mm

Ko-ken 6300A-2.1/4 3/4 Sq. Dr. Socket 2.1/4 6 point Length 100mm

SKU: KK-6300A-2.1/4
MPN: 6300A-2.1/4

Save $35.35
Ko-ken 6300A-2.1/8 3/4 Sq. Dr. Socket 2.1/8 6 point Length 100mm

Ko-ken 6300A-2.1/8 3/4 Sq. Dr. Socket 2.1/8 6 point Length 100mm

SKU: KK-6300A-2.1/8
MPN: 6300A-2.1/8

Save $31.06
Ko-ken 6300A-2.3/16 3/4 Sq. Dr. Socket 2.3/16 6 point Length 100mm

Ko-ken 6300A-2.3/16 3/4 Sq. Dr. Socket 2.3/16 6 point Length 100mm

SKU: KK-6300A-2.3/16
MPN: 6300A-2.3/16

Save $31.06
Ko-ken 6300A-2.3/8 3/4 Sq. Dr. Socket 2.3/8 6 point Length 100mm

Ko-ken 6300A-2.3/8 3/4 Sq. Dr. Socket 2.3/8 6 point Length 100mm

SKU: KK-6300A-2.3/8
MPN: 6300A-2.3/8

Save $37.97
Ko-ken 6300A-2.5/16 3/4 Sq. Dr. Socket 2.5/16 6 point Length 100mm

Ko-ken 6300A-2.5/16 3/4 Sq. Dr. Socket 2.5/16 6 point Length 100mm

SKU: KK-6300A-2.5/16
MPN: 6300A-2.5/16

Save $35.35
Ko-ken 6300A-2.7/16 3/4 Sq. Dr. Socket 2.7/16 6 point Length 100mm

Ko-ken 6300A-2.7/16 3/4 Sq. Dr. Socket 2.7/16 6 point Length 100mm

SKU: KK-6300A-2.7/16
MPN: 6300A-2.7/16

Save $39.13
Ko-ken 6300A-25/32 3/4 Sq. Dr. Socket 25/32 6 point Length 90mm

Ko-ken 6300A-25/32 3/4 Sq. Dr. Socket 25/32 6 point Length 90mm

SKU: KK-6300A-25/32
MPN: 6300A-25/32

Save $8.49