KK Automotive

Ko-Ken construction products include professional-grade tools and tool accessories used for jobsite assembly, maintenance, and equipment service (application dependent). Construction-focused tool setups are often selected for durability, reliable fastener engagement, and compatibility with common jobsite hardware. Because “construction” can include many tool types, the best way to choose the right item is to match the tool category and specifications to your fastener sizes, drive system, and working conditions (per listing).


Ko-ken 4109M-17 1/2 Sq. Dr. Socket  17mm Double Square Length 40mm For Lubrication service

Ko-ken 4109M-17 1/2 Sq. Dr. Socket 17mm Double Square Length 40mm For Lubrication service

SKU: KK-4109M-17
MPN: 4109M-17

Sale price $10.84 List price $13.55
Save $2.71
Ko-ken 4109M-19 1/2 Sq. Dr. Socket  19mm Double Square Length 40mm For Lubrication service

Ko-ken 4109M-19 1/2 Sq. Dr. Socket 19mm Double Square Length 40mm For Lubrication service

SKU: KK-4109M-19
MPN: 4109M-19

Sale price $11.19 List price $13.98
Save $2.79
Ko-ken 4109M-21.5 1/2 Sq. Dr. Socket  21.5mm Double Square Length 40mm For Lubrication service

Ko-ken 4109M-21.5 1/2 Sq. Dr. Socket 21.5mm Double Square Length 40mm For Lubrication service

SKU: KK-4109M-21.5
MPN: 4109M-21.5

Sale price $12.80 List price $16.00
Save $3.20
Ko-ken 4109M-23 1/2 Sq. Dr. Socket  23mm Double Square Length 43mm For Lubrication service

Ko-ken 4109M-23 1/2 Sq. Dr. Socket 23mm Double Square Length 43mm For Lubrication service

SKU: KK-4109M-23
MPN: 4109M-23

Sale price $16.24 List price $20.30
Save $4.06