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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 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 RS3300XA/9 3/8 Sq. Dr. Socket set 1/4-3/4 6 point 200mm 9 pieces

Ko-ken RS3300XA/9 3/8 Sq. Dr. Socket set 1/4-3/4 6 point 200mm 9 pieces

SKU: KK-RS3300XA/9
MPN: RS3300XA/9

Save $23.71
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 RS3400LH/7 3/8 Sq. Dr. Socket set 5S-16S 150mm 7 pieces

Ko-ken RS3400LH/7 3/8 Sq. Dr. Socket set 5S-16S 150mm 7 pieces

SKU: KK-RS3400LH/7
MPN: RS3400LH/7

Save $15
Ko-ken RS3400M/8 3/8 Sq. Dr. Socket set 8-19mm 6 point 200mm 8 pieces

Ko-ken RS3400M/8 3/8 Sq. Dr. Socket set 8-19mm 6 point 200mm 8 pieces

SKU: KK-RS3400M/8
MPN: RS3400M/8

Save $10.02
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 RS3410M/12 3/8 Sq. Dr. Socket set 8-19mm Surface 300mm 12 pieces

Ko-ken RS3410M/12 3/8 Sq. Dr. Socket set 8-19mm Surface 300mm 12 pieces

SKU: KK-RS3410M/12
MPN: RS3410M/12

Save $16.36
Ko-ken RS3425/4-2B 3/8 Sq. Dr. Socket set TORX E10-E20 Nut Grip 150mm 4 pieces

Ko-ken RS3425/4-2B 3/8 Sq. Dr. Socket set TORX E10-E20 Nut Grip 150mm 4 pieces

SKU: KK-RS3425/4-2B
MPN: RS3425/4-2B

Save $14.58
Ko-ken RS3440A/8 3/8 Sq. Dr. Universal Socket set 5/16-3/4 6 point 200mm 8 pieces

Ko-ken RS3440A/8 3/8 Sq. Dr. Universal Socket set 5/16-3/4 6 point 200mm 8 pieces

SKU: KK-RS3440A/8
MPN: RS3440A/8

Save $58.54
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 RS3440T/8 3/8 Sq. Dr. Universal Socket set TORX E6-E20 200mm 8 pieces

Ko-ken RS3440T/8 3/8 Sq. Dr. Universal Socket set TORX E6-E20 200mm 8 pieces

SKU: KK-RS3440T/8
MPN: RS3440T/8

Save $62.53
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