Cart 0

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 3305W-1/2 3/8 Sq. Dr. Socket Whitworth 1/2 12 point Length 65mm

Ko-ken 3305W-1/2 3/8 Sq. Dr. Socket Whitworth 1/2 12 point Length 65mm

SKU: KK-3305W-1/2
MPN: 3305W-1/2

Save $4.92
Ko-ken 3305W-1/4 3/8 Sq. Dr. Socket Whitworth 1/4 12 point Length 55mm

Ko-ken 3305W-1/4 3/8 Sq. Dr. Socket Whitworth 1/4 12 point Length 55mm

SKU: KK-3305W-1/4
MPN: 3305W-1/4

Save $3.28
Ko-ken 3305W-1/8 3/8 Sq. Dr. Socket Whitworth 1/8 12 point Length 55mm

Ko-ken 3305W-1/8 3/8 Sq. Dr. Socket Whitworth 1/8 12 point Length 55mm

SKU: KK-3305W-1/8
MPN: 3305W-1/8

Save $2.92
Ko-ken 3305W-3/16 3/8 Sq. Dr. Socket Whitworth 3/16 12 point Length 55mm

Ko-ken 3305W-3/16 3/8 Sq. Dr. Socket Whitworth 3/16 12 point Length 55mm

SKU: KK-3305W-3/16
MPN: 3305W-3/16

Save $2.92
Ko-ken 3305W-3/8 3/8 Sq. Dr. Socket Whitworth 3/8 12 point Length 55mm

Ko-ken 3305W-3/8 3/8 Sq. Dr. Socket Whitworth 3/8 12 point Length 55mm

SKU: KK-3305W-3/8
MPN: 3305W-3/8

Save $3.84
Ko-ken 3305W-5/16 3/8 Sq. Dr. Socket Whitworth 5/16 12 point Length 55mm

Ko-ken 3305W-5/16 3/8 Sq. Dr. Socket Whitworth 5/16 12 point Length 55mm

SKU: KK-3305W-5/16
MPN: 3305W-5/16

Save $3.28
Ko-ken 3305W-7/16 3/8 Sq. Dr. Socket Whitworth 7/16 12 point Length 65mm

Ko-ken 3305W-7/16 3/8 Sq. Dr. Socket Whitworth 7/16 12 point Length 65mm

SKU: KK-3305W-7/16
MPN: 3305W-7/16

Save $4.64
Ko-ken 3305W-9/16 3/8 Sq. Dr. Socket Whitworth 9/16 12 point Length 65mm

Ko-ken 3305W-9/16 3/8 Sq. Dr. Socket Whitworth 9/16 12 point Length 65mm

SKU: KK-3305W-9/16
MPN: 3305W-9/16

Save $6.72
Ko-ken 3400W-1/2 3/8 Sq. Dr. Socket Whitworth 1/2 6 point Length 33mm

Ko-ken 3400W-1/2 3/8 Sq. Dr. Socket Whitworth 1/2 6 point Length 33mm

SKU: KK-3400W-1/2
MPN: 3400W-1/2

Save $2.66
Ko-ken 3400W-1/4 3/8 Sq. Dr. Socket Whitworth 1/4 6 point Length 26mm

Ko-ken 3400W-1/4 3/8 Sq. Dr. Socket Whitworth 1/4 6 point Length 26mm

SKU: KK-3400W-1/4
MPN: 3400W-1/4

Save $1.72
Ko-ken 3400W-1/8 3/8 Sq. Dr. Socket Whitworth 1/8 6 point Length 26mm

Ko-ken 3400W-1/8 3/8 Sq. Dr. Socket Whitworth 1/8 6 point Length 26mm

SKU: KK-3400W-1/8
MPN: 3400W-1/8

Save $1.41
Ko-ken 3400W-3/16 3/8 Sq. Dr. Socket Whitworth 3/16 6 point Length 26mm

Ko-ken 3400W-3/16 3/8 Sq. Dr. Socket Whitworth 3/16 6 point Length 26mm

SKU: KK-3400W-3/16
MPN: 3400W-3/16

Save $1.41
Ko-ken 3400W-3/8 3/8 Sq. Dr. Socket Whitworth 3/8 6 point Length 30mm

Ko-ken 3400W-3/8 3/8 Sq. Dr. Socket Whitworth 3/8 6 point Length 30mm

SKU: KK-3400W-3/8
MPN: 3400W-3/8

Save $1.96
Ko-ken 3400W-5/16 3/8 Sq. Dr. Socket Whitworth 5/16 6 point Length 28mm

Ko-ken 3400W-5/16 3/8 Sq. Dr. Socket Whitworth 5/16 6 point Length 28mm

SKU: KK-3400W-5/16
MPN: 3400W-5/16

Save $1.90
Ko-ken 3400W-7/16 3/8 Sq. Dr. Socket Whitworth 7/16 6 point Length 32mm

Ko-ken 3400W-7/16 3/8 Sq. Dr. Socket Whitworth 7/16 6 point Length 32mm

SKU: KK-3400W-7/16
MPN: 3400W-7/16

Save $2.41
Ko-ken 3400W-9/16 3/8 Sq. Dr. Socket Whitworth 9/16 6 point Length 35mm

Ko-ken 3400W-9/16 3/8 Sq. Dr. Socket Whitworth 9/16 6 point Length 35mm

SKU: KK-3400W-9/16
MPN: 3400W-9/16

Save $3.62
Ko-ken 3405W-1/2 3/8 Sq. Dr. Socket Whitworth 1/2 12 point Length 33mm

Ko-ken 3405W-1/2 3/8 Sq. Dr. Socket Whitworth 1/2 12 point Length 33mm

SKU: KK-3405W-1/2
MPN: 3405W-1/2

Save $2.66
Ko-ken 3405W-1/4 3/8 Sq. Dr. Socket Whitworth 1/4 12 point Length 26mm

Ko-ken 3405W-1/4 3/8 Sq. Dr. Socket Whitworth 1/4 12 point Length 26mm

SKU: KK-3405W-1/4
MPN: 3405W-1/4

Save $1.72
Ko-ken 3405W-1/8 3/8 Sq. Dr. Socket Whitworth 1/8 12 point Length 26mm

Ko-ken 3405W-1/8 3/8 Sq. Dr. Socket Whitworth 1/8 12 point Length 26mm

SKU: KK-3405W-1/8
MPN: 3405W-1/8

Save $1.41
Ko-ken 3405W-3/16 3/8 Sq. Dr. Socket Whitworth 3/16 12 point Length 26mm

Ko-ken 3405W-3/16 3/8 Sq. Dr. Socket Whitworth 3/16 12 point Length 26mm

SKU: KK-3405W-3/16
MPN: 3405W-3/16

Save $1.41
Ko-ken 3405W-3/8 3/8 Sq. Dr. Socket Whitworth 3/8 12 point Length 30mm

Ko-ken 3405W-3/8 3/8 Sq. Dr. Socket Whitworth 3/8 12 point Length 30mm

SKU: KK-3405W-3/8
MPN: 3405W-3/8

Save $1.96
Ko-ken 3405W-5/16 3/8 Sq. Dr. Socket Whitworth 5/16 12 point Length 28mm

Ko-ken 3405W-5/16 3/8 Sq. Dr. Socket Whitworth 5/16 12 point Length 28mm

SKU: KK-3405W-5/16
MPN: 3405W-5/16

Save $1.90
Ko-ken 3405W-7/16 3/8 Sq. Dr. Socket Whitworth 7/16 12 point Length 32mm

Ko-ken 3405W-7/16 3/8 Sq. Dr. Socket Whitworth 7/16 12 point Length 32mm

SKU: KK-3405W-7/16
MPN: 3405W-7/16

Save $2.41
Ko-ken 3405W-9/16 3/8 Sq. Dr. Socket Whitworth 9/16 12 point Length 35mm

Ko-ken 3405W-9/16 3/8 Sq. Dr. Socket Whitworth 9/16 12 point Length 35mm

SKU: KK-3405W-9/16
MPN: 3405W-9/16

Save $3.62