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 3119-3x5 3/8 Sq. Dr. Wing Bolt Socket    Length 30mm

Ko-ken 3119-3x5 3/8 Sq. Dr. Wing Bolt Socket Length 30mm

SKU: KK-3119-3x5
MPN: 3119-3x5

Sale price $25.47 List price $31.83
Save $6.36
Ko-ken 3119-5.5x6 3/8 Sq. Dr. Wing Bolt Socket    Length 33mm

Ko-ken 3119-5.5x6 3/8 Sq. Dr. Wing Bolt Socket Length 33mm

SKU: KK-3119-5.5x6
MPN: 3119-5.5x6

Sale price $26.86 List price $33.57
Save $6.71