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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 23400M-18 3/8 Sq. Dr. Socket 18mm 6 point Length 30mm

Ko-ken 23400M-18 3/8 Sq. Dr. Socket 18mm 6 point Length 30mm

SKU: KK-23400M-18
MPN: 23400M-18

Save $2.45
Ko-ken 23400M-19 3/8 Sq. Dr. Socket 19mm 6 point Length 30mm

Ko-ken 23400M-19 3/8 Sq. Dr. Socket 19mm 6 point Length 30mm

SKU: KK-23400M-19
MPN: 23400M-19

Save $2.45
Ko-ken 23400M-21 3/8 Sq. Dr. Socket 21mm 6 point Length 32mm

Ko-ken 23400M-21 3/8 Sq. Dr. Socket 21mm 6 point Length 32mm

SKU: KK-23400M-21
MPN: 23400M-21

Save $3.06
Ko-ken 23400M-6 3/8 Sq. Dr. Socket 6mm 6 point Length 26mm

Ko-ken 23400M-6 3/8 Sq. Dr. Socket 6mm 6 point Length 26mm

SKU: KK-23400M-6
MPN: 23400M-6

Save $1.85
Ko-ken 23400M-7 3/8 Sq. Dr. Socket 7mm 6 point Length 26mm

Ko-ken 23400M-7 3/8 Sq. Dr. Socket 7mm 6 point Length 26mm

SKU: KK-23400M-7
MPN: 23400M-7

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Ko-ken 23400M-8 3/8 Sq. Dr. Socket 8mm 6 point Length 26mm

Ko-ken 23400M-8 3/8 Sq. Dr. Socket 8mm 6 point Length 26mm

SKU: KK-23400M-8
MPN: 23400M-8

Save $2.16
Ko-ken 23400M-9 3/8 Sq. Dr. Socket 9mm 6 point Length 26mm

Ko-ken 23400M-9 3/8 Sq. Dr. Socket 9mm 6 point Length 26mm

SKU: KK-23400M-9
MPN: 23400M-9

Save $1.85
Ko-ken 23405M-10 3/8 Sq. Dr. Socket 10mm 12 point Length 26mm

Ko-ken 23405M-10 3/8 Sq. Dr. Socket 10mm 12 point Length 26mm

SKU: KK-23405M-10
MPN: 23405M-10

Save $1.92
Ko-ken 23405M-12 3/8 Sq. Dr. Socket 12mm 12 point Length 26mm

Ko-ken 23405M-12 3/8 Sq. Dr. Socket 12mm 12 point Length 26mm

SKU: KK-23405M-12
MPN: 23405M-12

Save $1.92
Ko-ken 23405M-14 3/8 Sq. Dr. Socket 14mm 12 point Length 27mm

Ko-ken 23405M-14 3/8 Sq. Dr. Socket 14mm 12 point Length 27mm

SKU: KK-23405M-14
MPN: 23405M-14

Save $2.25
Ko-ken 23405M-8 3/8 Sq. Dr. Socket 8mm 12 point Length 26mm

Ko-ken 23405M-8 3/8 Sq. Dr. Socket 8mm 12 point Length 26mm

SKU: KK-23405M-8
MPN: 23405M-8

Save $1.92
Ko-ken 2749N-3/8 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 125mm Metal Handle

Ko-ken 2749N-3/8 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 125mm Metal Handle

SKU: KK-2749N-3/8
MPN: 2749N-3/8

Save $12.80
Ko-ken 2749P-3/8 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 125mm Polished Handle

Ko-ken 2749P-3/8 3/8 Sq. Dr. Ratchet Handle 24 teeth Length 125mm Polished Handle

SKU: KK-2749P-3/8
MPN: 2749P-3/8

Save $14.06
Ko-ken 2749PS-3/8 3/8 Sq. Dr. Ratchet Handle 24 teeth Short Length 75mm Polished Handle

Ko-ken 2749PS-3/8 3/8 Sq. Dr. Ratchet Handle 24 teeth Short Length 75mm Polished Handle

SKU: KK-2749PS-3/8
MPN: 2749PS-3/8

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Ko-ken 3000-1 3/8 Sq. Dr. Bit Socket PH1 Length 60mm

Ko-ken 3000-1 3/8 Sq. Dr. Bit Socket PH1 Length 60mm

SKU: KK-3000-1
MPN: 3000-1

Save $2.48
Ko-ken 3000-2 3/8 Sq. Dr. Bit Socket PH2 Length 60mm

Ko-ken 3000-2 3/8 Sq. Dr. Bit Socket PH2 Length 60mm

SKU: KK-3000-2
MPN: 3000-2

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Ko-ken 3000-3 3/8 Sq. Dr. Bit Socket PH3 Length 60mm

Ko-ken 3000-3 3/8 Sq. Dr. Bit Socket PH3 Length 60mm

SKU: KK-3000-3
MPN: 3000-3

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Ko-ken 3000-4 3/8 Sq. Dr. Bit Socket PH4 Length 60mm

Ko-ken 3000-4 3/8 Sq. Dr. Bit Socket PH4 Length 60mm

SKU: KK-3000-4
MPN: 3000-4

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Ko-ken 3000.50-PZ1 3/8 Sq. Dr. Bit Socket PZ1 Length 50mm

Ko-ken 3000.50-PZ1 3/8 Sq. Dr. Bit Socket PZ1 Length 50mm

SKU: KK-3000.50-PZ1
MPN: 3000.50-PZ1

Save $2.73
Ko-ken 3000.50-PZ2 3/8 Sq. Dr. Bit Socket PZ2 Length 50mm

Ko-ken 3000.50-PZ2 3/8 Sq. Dr. Bit Socket PZ2 Length 50mm

SKU: KK-3000.50-PZ2
MPN: 3000.50-PZ2

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Ko-ken 3000.50-PZ3 3/8 Sq. Dr. Bit Socket PZ3 Length 50mm

Ko-ken 3000.50-PZ3 3/8 Sq. Dr. Bit Socket PZ3 Length 50mm

SKU: KK-3000.50-PZ3
MPN: 3000.50-PZ3

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Ko-ken 3005-10 3/8 Sq. Dr. Bit Socket Slotted 1.6x10 Length 60mm

Ko-ken 3005-10 3/8 Sq. Dr. Bit Socket Slotted 1.6x10 Length 60mm

SKU: KK-3005-10
MPN: 3005-10

Save $3.21
Ko-ken 3005-5 3/8 Sq. Dr. Bit Socket Slotted 1.0X5.5 Length 60mm

Ko-ken 3005-5 3/8 Sq. Dr. Bit Socket Slotted 1.0X5.5 Length 60mm

SKU: KK-3005-5
MPN: 3005-5

Save $2.82
Ko-ken 3005-8 3/8 Sq. Dr. Bit Socket Slotted 1.2X8 Length 60mm

Ko-ken 3005-8 3/8 Sq. Dr. Bit Socket Slotted 1.2X8 Length 60mm

SKU: KK-3005-8
MPN: 3005-8

Save $2.82