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 6405A-2.3/8 3/4 Sq. Dr. Socket  2.3/8 12 point Length 76mm

Ko-ken 6405A-2.3/8 3/4 Sq. Dr. Socket 2.3/8 12 point Length 76mm

SKU: KK-6405A-2.3/8
MPN: 6405A-2.3/8

Sale price $89.40 List price $111.75
Save $22.35
Ko-ken 6405A-2.5/16 3/4 Sq. Dr. Socket  2.5/16 12 point Length 72mm

Ko-ken 6405A-2.5/16 3/4 Sq. Dr. Socket 2.5/16 12 point Length 72mm

SKU: KK-6405A-2.5/16
MPN: 6405A-2.5/16

Sale price $77.21 List price $96.51
Save $19.30
Ko-ken 6405A-2.5/8 3/4 Sq. Dr. Socket  2.5/8 12 point Length 80mm

Ko-ken 6405A-2.5/8 3/4 Sq. Dr. Socket 2.5/8 12 point Length 80mm

SKU: KK-6405A-2.5/8
MPN: 6405A-2.5/8

Sale price $113.31 List price $141.63
Save $28.32
Ko-ken 6405A-2.7/16 3/4 Sq. Dr. Socket  2.7/16 12 point Length 76mm

Ko-ken 6405A-2.7/16 3/4 Sq. Dr. Socket 2.7/16 12 point Length 76mm

SKU: KK-6405A-2.7/16
MPN: 6405A-2.7/16

Sale price $94.85 List price $118.56
Save $23.71
Ko-ken 6405A-2.7/8 3/4 Sq. Dr. Socket  2.7/8 12 point Length 84mm

Ko-ken 6405A-2.7/8 3/4 Sq. Dr. Socket 2.7/8 12 point Length 84mm

SKU: KK-6405A-2.7/8
MPN: 6405A-2.7/8

Sale price $121.29 List price $151.61
Save $30.32
Ko-ken 6405A-2.9/16 3/4 Sq. Dr. Socket  2.9/16 12 point Length 80mm

Ko-ken 6405A-2.9/16 3/4 Sq. Dr. Socket 2.9/16 12 point Length 80mm

SKU: KK-6405A-2.9/16
MPN: 6405A-2.9/16

Sale price $99.04 List price $123.80
Save $24.76
Ko-ken 6405A-25/32 3/4 Sq. Dr. Socket  25/32 12 point Length 50mm

Ko-ken 6405A-25/32 3/4 Sq. Dr. Socket 25/32 12 point Length 50mm

SKU: KK-6405A-25/32
MPN: 6405A-25/32

Sale price $17.37 List price $21.71
Save $4.34
Ko-ken 6405A-3 3/4 Sq. Dr. Socket  3 12 point Length 86mm

Ko-ken 6405A-3 3/4 Sq. Dr. Socket 3 12 point Length 86mm

SKU: KK-6405A-3
MPN: 6405A-3

Sale price $158.64 List price $198.30
Save $39.66
Ko-ken 6405A-3.1/8 3/4 Sq. Dr. Socket  3.1/8 12 point Length 90mm

Ko-ken 6405A-3.1/8 3/4 Sq. Dr. Socket 3.1/8 12 point Length 90mm

SKU: KK-6405A-3.1/8
MPN: 6405A-3.1/8

Sale price $161.59 List price $201.98
Save $40.39
Ko-ken 6405A-3/4 3/4 Sq. Dr. Socket  3/4 12 point Length 50mm

Ko-ken 6405A-3/4 3/4 Sq. Dr. Socket 3/4 12 point Length 50mm

SKU: KK-6405A-3/4
MPN: 6405A-3/4

Sale price $17.37 List price $21.71
Save $4.34
Ko-ken 6405A-31/32 3/4 Sq. Dr. Socket  31/32 12 point Length 50mm

Ko-ken 6405A-31/32 3/4 Sq. Dr. Socket 31/32 12 point Length 50mm

SKU: KK-6405A-31/32
MPN: 6405A-31/32

Sale price $18.36 List price $22.94
Save $4.58
Ko-ken 6405A-5/8 3/4 Sq. Dr. Socket  5/8 12 point Length 50mm

Ko-ken 6405A-5/8 3/4 Sq. Dr. Socket 5/8 12 point Length 50mm

SKU: KK-6405A-5/8
MPN: 6405A-5/8

Sale price $17.37 List price $21.71
Save $4.34
Ko-ken 6405A-7/8 3/4 Sq. Dr. Socket  7/8 12 point Length 50mm

Ko-ken 6405A-7/8 3/4 Sq. Dr. Socket 7/8 12 point Length 50mm

SKU: KK-6405A-7/8
MPN: 6405A-7/8

Sale price $17.37 List price $21.71
Save $4.34
Ko-ken 6405M-14 3/4 Sq. Dr. Socket  14mm 12 point Length 50mm

Ko-ken 6405M-14 3/4 Sq. Dr. Socket 14mm 12 point Length 50mm

SKU: KK-6405M-14
MPN: 6405M-14

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-16 3/4 Sq. Dr. Socket  16mm 12 point Length 50mm

Ko-ken 6405M-16 3/4 Sq. Dr. Socket 16mm 12 point Length 50mm

SKU: KK-6405M-16
MPN: 6405M-16

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-17 3/4 Sq. Dr. Socket  17mm 12 point Length 50mm

Ko-ken 6405M-17 3/4 Sq. Dr. Socket 17mm 12 point Length 50mm

SKU: KK-6405M-17
MPN: 6405M-17

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-18 3/4 Sq. Dr. Socket  18mm 12 point Length 50mm

Ko-ken 6405M-18 3/4 Sq. Dr. Socket 18mm 12 point Length 50mm

SKU: KK-6405M-18
MPN: 6405M-18

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-19 3/4 Sq. Dr. Socket  19mm 12 point Length 50mm

Ko-ken 6405M-19 3/4 Sq. Dr. Socket 19mm 12 point Length 50mm

SKU: KK-6405M-19
MPN: 6405M-19

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-20 3/4 Sq. Dr. Socket  20mm 12 point Length 50mm

Ko-ken 6405M-20 3/4 Sq. Dr. Socket 20mm 12 point Length 50mm

SKU: KK-6405M-20
MPN: 6405M-20

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-21 3/4 Sq. Dr. Socket  21mm 12 point Length 50mm

Ko-ken 6405M-21 3/4 Sq. Dr. Socket 21mm 12 point Length 50mm

SKU: KK-6405M-21
MPN: 6405M-21

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-22 3/4 Sq. Dr. Socket  22mm 12 point Length 50mm

Ko-ken 6405M-22 3/4 Sq. Dr. Socket 22mm 12 point Length 50mm

SKU: KK-6405M-22
MPN: 6405M-22

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-23 3/4 Sq. Dr. Socket  23mm 12 point Length 50mm

Ko-ken 6405M-23 3/4 Sq. Dr. Socket 23mm 12 point Length 50mm

SKU: KK-6405M-23
MPN: 6405M-23

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-24 3/4 Sq. Dr. Socket  24mm 12 point Length 50mm

Ko-ken 6405M-24 3/4 Sq. Dr. Socket 24mm 12 point Length 50mm

SKU: KK-6405M-24
MPN: 6405M-24

Sale price $15.79 List price $19.73
Save $3.94
Ko-ken 6405M-25 3/4 Sq. Dr. Socket  25mm 12 point Length 50mm

Ko-ken 6405M-25 3/4 Sq. Dr. Socket 25mm 12 point Length 50mm

SKU: KK-6405M-25
MPN: 6405M-25

Sale price $16.66 List price $20.82
Save $4.16