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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 RS2445A/9 1/4 Sq. Dr. Universal Socket set 3/16-9/16 12 point 150mm 9 pieces

Ko-ken RS2445A/9 1/4 Sq. Dr. Universal Socket set 3/16-9/16 12 point 150mm 9 pieces

SKU: KK-RS2445A/9
MPN: RS2445A/9

Save $58.85
Ko-ken RS3300M/12 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 300mm 12 pieces

Ko-ken RS3300M/12 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 300mm 12 pieces

SKU: KK-RS3300M/12
MPN: RS3300M/12

Save $29.58
Ko-ken RS3300M/8 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 200mm 8 pieces

Ko-ken RS3300M/8 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 200mm 8 pieces

SKU: KK-RS3300M/8
MPN: RS3300M/8

Save $19.41
Ko-ken RS3300W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 6 point 200mm 7 pieces

Ko-ken RS3300W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 6 point 200mm 7 pieces

SKU: KK-RS3300W/7
MPN: RS3300W/7

Save $25.91
Ko-ken RS3300X/8 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 200mm 8 pieces

Ko-ken RS3300X/8 3/8 Sq. Dr. Socket set 8mm-19mm 6 point 200mm 8 pieces

SKU: KK-RS3300X/8
MPN: RS3300X/8

Save $18.99
Ko-ken RS3305A/9 3/8 Sq. Dr. Socket set 1/4-3/4 12 point 200mm 9 pieces

Ko-ken RS3305A/9 3/8 Sq. Dr. Socket set 1/4-3/4 12 point 200mm 9 pieces

SKU: KK-RS3305A/9
MPN: RS3305A/9

Save $24.55
Ko-ken RS3305M/12 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 300mm 12 pieces

Ko-ken RS3305M/12 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 300mm 12 pieces

SKU: KK-RS3305M/12
MPN: RS3305M/12

Save $29.58
Ko-ken RS3305M/8 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 200mm 8 pieces

Ko-ken RS3305M/8 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 200mm 8 pieces

SKU: KK-RS3305M/8
MPN: RS3305M/8

Save $19.41
Ko-ken RS3305W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 12 point 200mm 7 pieces

Ko-ken RS3305W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 12 point 200mm 7 pieces

SKU: KK-RS3305W/7
MPN: RS3305W/7

Save $25.91
Ko-ken RS3305X/8 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 200mm 8 pieces

Ko-ken RS3305X/8 3/8 Sq. Dr. Socket set 8mm-19mm 12 point 200mm 8 pieces

SKU: KK-RS3305X/8
MPN: RS3305X/8

Save $18.99
Ko-ken RS3305XA/9 3/8 Sq. Dr. Socket set 1/4-3/4 12 point 200mm 9 pieces

Ko-ken RS3305XA/9 3/8 Sq. Dr. Socket set 1/4-3/4 12 point 200mm 9 pieces

SKU: KK-RS3305XA/9
MPN: RS3305XA/9

Save $23.71
Ko-ken RS3340M/8-L75 3/8 Sq. Dr. Universal Socket set 8mm-19mm 6 point 200mm 8 pieces

Ko-ken RS3340M/8-L75 3/8 Sq. Dr. Universal Socket set 8mm-19mm 6 point 200mm 8 pieces

SKU: KK-RS3340M/8-L75
MPN: RS3340M/8-L75

Save $68.72
Ko-ken RS3400A/9 3/8 Sq. Dr. Socket set 1/4-3/4 6 point 200mm 9 pieces

Ko-ken RS3400A/9 3/8 Sq. Dr. Socket set 1/4-3/4 6 point 200mm 9 pieces

SKU: KK-RS3400A/9
MPN: RS3400A/9

Save $12.69
Ko-ken RS3400W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 6 point 200mm 7 pieces

Ko-ken RS3400W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 6 point 200mm 7 pieces

SKU: KK-RS3400W/7
MPN: RS3400W/7

Save $13.53
Ko-ken RS3405A/9 3/8 Sq. Dr. Socket set 1/4-3/4 12 point 200mm 9 pieces

Ko-ken RS3405A/9 3/8 Sq. Dr. Socket set 1/4-3/4 12 point 200mm 9 pieces

SKU: KK-RS3405A/9
MPN: RS3405A/9

Save $12.69
Ko-ken RS3405M/12 3/8 Sq. Dr. Socket set 8-19mm 12 point 300mm 12 pieces

Ko-ken RS3405M/12 3/8 Sq. Dr. Socket set 8-19mm 12 point 300mm 12 pieces

SKU: KK-RS3405M/12
MPN: RS3405M/12

Save $15.63
Ko-ken RS3405M/8 3/8 Sq. Dr. Socket set 8-19mm 12 point 200mm 8 pieces

Ko-ken RS3405M/8 3/8 Sq. Dr. Socket set 8-19mm 12 point 200mm 8 pieces

SKU: KK-RS3405M/8
MPN: RS3405M/8

Save $10.02
Ko-ken RS3405W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 12 point 200mm 7 pieces

Ko-ken RS3405W/7 3/8 Sq. Dr. Socket set Whitworth 1/8-1/2 12 point 200mm 7 pieces

SKU: KK-RS3405W/7
MPN: RS3405W/7

Save $13.53
Ko-ken RS3440M/8 3/8 Sq. Dr. Universal Socket set 8mm-19mm 6 point 200mm 8 pieces

Ko-ken RS3440M/8 3/8 Sq. Dr. Universal Socket set 8mm-19mm 6 point 200mm 8 pieces

SKU: KK-RS3440M/8
MPN: RS3440M/8

Save $52.98
Ko-ken RS3445W/7 3/8 Sq. Dr. Universal Socket set Whitworth 1/8-1/2 12 point 200mm 7 pieces

Ko-ken RS3445W/7 3/8 Sq. Dr. Universal Socket set Whitworth 1/8-1/2 12 point 200mm 7 pieces

SKU: KK-RS3445W/7
MPN: RS3445W/7

Save $64.73
Ko-ken RS4127/6 1/2 Sq. Dr. Nut Twister set 17mm-25.4mm 200mm 6 pieces

Ko-ken RS4127/6 1/2 Sq. Dr. Nut Twister set 17mm-25.4mm 200mm 6 pieces

SKU: KK-RS4127/6
MPN: RS4127/6

Save $55.50
Ko-ken RS4300A/10 1/2 Sq. Dr. Socket set 3/8-15/16 6 point 300mm 10 pieces

Ko-ken RS4300A/10 1/2 Sq. Dr. Socket set 3/8-15/16 6 point 300mm 10 pieces

SKU: KK-RS4300A/10
MPN: RS4300A/10

Save $41.96
Ko-ken RS4300M/10 1/2 Sq. Dr. Socket set 10-22mm 6 point 300mm 10 pieces

Ko-ken RS4300M/10 1/2 Sq. Dr. Socket set 10-22mm 6 point 300mm 10 pieces

SKU: KK-RS4300M/10
MPN: RS4300M/10

Save $36.30
Ko-ken RS4305A/10 1/2 Sq. Dr. Socket set 3/8-15/16 12 point 300mm 10 pieces

Ko-ken RS4305A/10 1/2 Sq. Dr. Socket set 3/8-15/16 12 point 300mm 10 pieces

SKU: KK-RS4305A/10
MPN: RS4305A/10

Save $41.96