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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 3752J 3/8 Sq. Dr. Ratchet Handle 45 teeth Length 200mm Plastic Handle

Ko-ken 3752J 3/8 Sq. Dr. Ratchet Handle 45 teeth Length 200mm Plastic Handle

SKU: KK-3752J
MPN: 3752J

Save $18.25
Ko-ken 3752N 3/8 Sq. Dr. Ratchet Handle 45 teeth Length 200mm Metal Handle

Ko-ken 3752N 3/8 Sq. Dr. Ratchet Handle 45 teeth Length 200mm Metal Handle

SKU: KK-3752N
MPN: 3752N

Save $17.52
Ko-ken 3753J 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Plastic Handle

Ko-ken 3753J 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Plastic Handle

SKU: KK-3753J
MPN: 3753J

Save $11.96
Ko-ken 3753JB 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Push Button Plastic Handle

Ko-ken 3753JB 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Push Button Plastic Handle

SKU: KK-3753JB
MPN: 3753JB

Save $14.47
Ko-ken 3753N 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Metal Handle

Ko-ken 3753N 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Metal Handle

SKU: KK-3753N
MPN: 3753N

Save $10.91
Ko-ken 3753NB 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Push Button Metal Handle

Ko-ken 3753NB 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Push Button Metal Handle

SKU: KK-3753NB
MPN: 3753NB

Save $13.85
Ko-ken 3753P 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Polished Handle

Ko-ken 3753P 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Polished Handle

SKU: KK-3753P
MPN: 3753P

Save $11.01
Ko-ken 3753P-250 3/8 Sq. Dr. Ratchet Handle 24 teeth Long Length 250mm Polished Handle

Ko-ken 3753P-250 3/8 Sq. Dr. Ratchet Handle 24 teeth Long Length 250mm Polished Handle

SKU: KK-3753P-250
MPN: 3753P-250

Save $15.31
Ko-ken 3753PB 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Push Button Polished Handle

Ko-ken 3753PB 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 200mm Push Button Polished Handle

SKU: KK-3753PB
MPN: 3753PB

Save $13.85
Ko-ken 3753SM 3/8 Sq. Dr. Ratchet Handle 24 teeth Short Length 81mm

Ko-ken 3753SM 3/8 Sq. Dr. Ratchet Handle 24 teeth Short Length 81mm

SKU: KK-3753SM
MPN: 3753SM

Save $16.46
Ko-ken 3753SMB 3/8 Sq. Dr. Ratchet Handle 24 teeth Short Length 81mm Push Button

Ko-ken 3753SMB 3/8 Sq. Dr. Ratchet Handle 24 teeth Short Length 81mm Push Button

SKU: KK-3753SMB
MPN: 3753SMB

Save $18.99
Ko-ken 3763-125 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 125mm

Ko-ken 3763-125 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 125mm

SKU: KK-3763-125
MPN: 3763-125

Save $3.40
Ko-ken 3763-150 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 150mm

Ko-ken 3763-150 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 150mm

SKU: KK-3763-150
MPN: 3763-150

Save $4.88
Ko-ken 3763-250 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 250mm

Ko-ken 3763-250 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 250mm

SKU: KK-3763-250
MPN: 3763-250

Save $5.62
Ko-ken 3763-32 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 32mm

Ko-ken 3763-32 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 32mm

SKU: KK-3763-32
MPN: 3763-32

Save $2.66
Ko-ken 3763-75 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 75mm

Ko-ken 3763-75 3/8 Sq. Dr. Wobble-Fix Extension Bar Length 75mm

SKU: KK-3763-75
MPN: 3763-75

Save $3.11
Ko-ken 3768J-250 3/8 Sq. Dr. Hinge Handle Length 250mm Plastic Handle

Ko-ken 3768J-250 3/8 Sq. Dr. Hinge Handle Length 250mm Plastic Handle

SKU: KK-3768J-250
MPN: 3768J-250

Save $10.09
Ko-ken 3768N-175 3/8 Sq. Dr. Hinge Handle Length 175mm Metal Handle

Ko-ken 3768N-175 3/8 Sq. Dr. Hinge Handle Length 175mm Metal Handle

SKU: KK-3768N-175
MPN: 3768N-175

Save $8.64
Ko-ken 3768N-250 3/8 Sq. Dr. Hinge Handle Length 250mm Metal Handle

Ko-ken 3768N-250 3/8 Sq. Dr. Hinge Handle Length 250mm Metal Handle

SKU: KK-3768N-250
MPN: 3768N-250

Save $8.64
Ko-ken 3768N-300 3/8 Sq. Dr. Hinge Handle Length 300mm Metal Handle

Ko-ken 3768N-300 3/8 Sq. Dr. Hinge Handle Length 300mm Metal Handle

SKU: KK-3768N-300
MPN: 3768N-300

Save $9.34
Ko-ken 3769H 3/8 Sq. Dr. Spinner Handle Folding Length 170mm

Ko-ken 3769H 3/8 Sq. Dr. Spinner Handle Folding Length 170mm

SKU: KK-3769H
MPN: 3769H

Save $13.63
Ko-ken 3774J 3/8 Sq. Dr. Ratchet Handle 24 teeth Flexible Head Length 285mm Plastic Handle

Ko-ken 3774J 3/8 Sq. Dr. Ratchet Handle 24 teeth Flexible Head Length 285mm Plastic Handle

SKU: KK-3774J
MPN: 3774J

Save $19.93
Ko-ken 3774JB 3/8 Sq. Dr. Ratchet Handle 24 teeth Flexible Head Length 285mm Push Button Plastic Handle

Ko-ken 3774JB 3/8 Sq. Dr. Ratchet Handle 24 teeth Flexible Head Length 285mm Push Button Plastic Handle

SKU: KK-3774JB
MPN: 3774JB

Save $22.13
Ko-ken 3774JBL 3/8 Sq. Dr. Ratchet Handle 24 teeth Locking Flexible Head Length 285mm Push Button Plastic Handle

Ko-ken 3774JBL 3/8 Sq. Dr. Ratchet Handle 24 teeth Locking Flexible Head Length 285mm Push Button Plastic Handle

SKU: KK-3774JBL
MPN: 3774JBL

Save $27.59