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 6400M-36 3/4 Sq. Dr. Socket 36mm 6 point Length 59mm
SKU: KK-6400M-36
MPN: 6400M-36
Ko-ken 6400M-37 3/4 Sq. Dr. Socket 37mm 6 point Length 59mm
SKU: KK-6400M-37
MPN: 6400M-37
Ko-ken 6400M-38 3/4 Sq. Dr. Socket 38mm 6 point Length 59mm
SKU: KK-6400M-38
MPN: 6400M-38
Ko-ken 6400M-39 3/4 Sq. Dr. Socket 39mm 6 point Length 59mm
SKU: KK-6400M-39
MPN: 6400M-39
Ko-ken 6400M-40 3/4 Sq. Dr. Socket 40mm 6 point Length 62mm
SKU: KK-6400M-40
MPN: 6400M-40
Ko-ken 6400M-41 3/4 Sq. Dr. Socket 41mm 6 point Length 62mm
SKU: KK-6400M-41
MPN: 6400M-41
Ko-ken 6400M-42 3/4 Sq. Dr. Socket 42mm 6 point Length 62mm
SKU: KK-6400M-42
MPN: 6400M-42
Ko-ken 6400M-43 3/4 Sq. Dr. Socket 43mm 6 point Length 62mm
SKU: KK-6400M-43
MPN: 6400M-43
Ko-ken 6400M-44 3/4 Sq. Dr. Socket 44mm 6 point Length 62mm
SKU: KK-6400M-44
MPN: 6400M-44
Ko-ken 6400M-45 3/4 Sq. Dr. Socket 45mm 6 point Length 68mm
SKU: KK-6400M-45
MPN: 6400M-45
Ko-ken 6400M-46 3/4 Sq. Dr. Socket 46mm 6 point Length 68mm
SKU: KK-6400M-46
MPN: 6400M-46
Ko-ken 6400M-47 3/4 Sq. Dr. Socket 47mm 6 point Length 68mm
SKU: KK-6400M-47
MPN: 6400M-47
Ko-ken 6400M-48 3/4 Sq. Dr. Socket 48mm 6 point Length 68mm
SKU: KK-6400M-48
MPN: 6400M-48
Ko-ken 6400M-50 3/4 Sq. Dr. Socket 50mm 6 point Length 68mm
SKU: KK-6400M-50
MPN: 6400M-50
Ko-ken 6400M-52 3/4 Sq. Dr. Socket 52mm 6 point Length 72mm
SKU: KK-6400M-52
MPN: 6400M-52
Ko-ken 6400M-54 3/4 Sq. Dr. Socket 54mm 6 point Length 72mm
SKU: KK-6400M-54
MPN: 6400M-54
Ko-ken 6400M-55 3/4 Sq. Dr. Socket 55mm 6 point Length 72mm
SKU: KK-6400M-55
MPN: 6400M-55
Ko-ken 6400M-56 3/4 Sq. Dr. Socket 56mm 6 point Length 72mm
SKU: KK-6400M-56
MPN: 6400M-56
Ko-ken 6400M-57 3/4 Sq. Dr. Socket 57mm 6 point Length 72mm
SKU: KK-6400M-57
MPN: 6400M-57
Ko-ken 6400M-58 3/4 Sq. Dr. Socket 58mm 6 point Length 72mm
SKU: KK-6400M-58
MPN: 6400M-58
Ko-ken 6400M-60 3/4 Sq. Dr. Socket 60mm 6 point Length 76mm
SKU: KK-6400M-60
MPN: 6400M-60
Ko-ken 6400M-63 3/4 Sq. Dr. Socket 63mm 6 point Length 76mm
SKU: KK-6400M-63
MPN: 6400M-63
Ko-ken 6400M-65 3/4 Sq. Dr. Socket 65mm 6 point Length 80mm
SKU: KK-6400M-65
MPN: 6400M-65
Ko-ken 6400M-70 3/4 Sq. Dr. Socket 70mm 6 point Length 84mm
SKU: KK-6400M-70
MPN: 6400M-70