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KK Hand Tools

Ko-Ken hand tools include professional-grade tools and accessories used for assembly, maintenance, and repair in automotive, industrial, and MRO environments (application dependent). Technicians and maintenance teams typically choose these tools for consistent fit on fasteners, durability under daily use, and better access in tight spaces. Because “hand tools” covers many categories, selecting the right item is mainly about matching the tool type and specifications to your fastener sizes, drive system, and working conditions (per listing).


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