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 6300A-1.5/8 3/4 Sq. Dr. Socket  1.5/8 6 point Length 90mm

Ko-ken 6300A-1.5/8 3/4 Sq. Dr. Socket 1.5/8 6 point Length 90mm

SKU: KK-6300A-1.5/8
MPN: 6300A-1.5/8

Sale price $64.63 List price $80.78
Save $16.15
Ko-ken 6300A-1.7/16 3/4 Sq. Dr. Socket  1.7/16 6 point Length 90mm

Ko-ken 6300A-1.7/16 3/4 Sq. Dr. Socket 1.7/16 6 point Length 90mm

SKU: KK-6300A-1.7/16
MPN: 6300A-1.7/16

Sale price $59.60 List price $74.50
Save $14.90
Ko-ken 6300A-1.9/16 3/4 Sq. Dr. Socket  1.9/16 6 point Length 90mm

Ko-ken 6300A-1.9/16 3/4 Sq. Dr. Socket 1.9/16 6 point Length 90mm

SKU: KK-6300A-1.9/16
MPN: 6300A-1.9/16

Sale price $64.63 List price $80.78
Save $16.15
Ko-ken 6300A-13/16 3/4 Sq. Dr. Socket  13/16 6 point Length 90mm

Ko-ken 6300A-13/16 3/4 Sq. Dr. Socket 13/16 6 point Length 90mm

SKU: KK-6300A-13/16
MPN: 6300A-13/16

Sale price $34.00 List price $42.49
Save $8.49
Ko-ken 6300A-15/16 3/4 Sq. Dr. Socket  15/16 6 point Length 90mm

Ko-ken 6300A-15/16 3/4 Sq. Dr. Socket 15/16 6 point Length 90mm

SKU: KK-6300A-15/16
MPN: 6300A-15/16

Sale price $34.00 List price $42.49
Save $8.49
Ko-ken 6300A-2 3/4 Sq. Dr. Socket  2 6 point Length 90mm

Ko-ken 6300A-2 3/4 Sq. Dr. Socket 2 6 point Length 90mm

SKU: KK-6300A-2
MPN: 6300A-2

Sale price $86.46 List price $108.07
Save $21.61
Ko-ken 6300A-2.1/16 3/4 Sq. Dr. Socket  2.1/16 6 point Length 100mm

Ko-ken 6300A-2.1/16 3/4 Sq. Dr. Socket 2.1/16 6 point Length 100mm

SKU: KK-6300A-2.1/16
MPN: 6300A-2.1/16

Sale price $96.55 List price $120.68
Save $24.13
Ko-ken 6300A-2.1/4 3/4 Sq. Dr. Socket  2.1/4 6 point Length 100mm

Ko-ken 6300A-2.1/4 3/4 Sq. Dr. Socket 2.1/4 6 point Length 100mm

SKU: KK-6300A-2.1/4
MPN: 6300A-2.1/4

Sale price $141.42 List price $176.77
Save $35.35
Ko-ken 6300A-2.1/8 3/4 Sq. Dr. Socket  2.1/8 6 point Length 100mm

Ko-ken 6300A-2.1/8 3/4 Sq. Dr. Socket 2.1/8 6 point Length 100mm

SKU: KK-6300A-2.1/8
MPN: 6300A-2.1/8

Sale price $124.24 List price $155.30
Save $31.06
Ko-ken 6300A-2.3/16 3/4 Sq. Dr. Socket  2.3/16 6 point Length 100mm

Ko-ken 6300A-2.3/16 3/4 Sq. Dr. Socket 2.3/16 6 point Length 100mm

SKU: KK-6300A-2.3/16
MPN: 6300A-2.3/16

Sale price $124.24 List price $155.30
Save $31.06
Ko-ken 6300A-2.3/8 3/4 Sq. Dr. Socket  2.3/8 6 point Length 100mm

Ko-ken 6300A-2.3/8 3/4 Sq. Dr. Socket 2.3/8 6 point Length 100mm

SKU: KK-6300A-2.3/8
MPN: 6300A-2.3/8

Sale price $151.92 List price $189.89
Save $37.97
Ko-ken 6300A-2.5/16 3/4 Sq. Dr. Socket  2.5/16 6 point Length 100mm

Ko-ken 6300A-2.5/16 3/4 Sq. Dr. Socket 2.5/16 6 point Length 100mm

SKU: KK-6300A-2.5/16
MPN: 6300A-2.5/16

Sale price $141.42 List price $176.77
Save $35.35
Ko-ken 6300A-2.7/16 3/4 Sq. Dr. Socket  2.7/16 6 point Length 100mm

Ko-ken 6300A-2.7/16 3/4 Sq. Dr. Socket 2.7/16 6 point Length 100mm

SKU: KK-6300A-2.7/16
MPN: 6300A-2.7/16

Sale price $156.53 List price $195.66
Save $39.13
Ko-ken 6300A-25/32 3/4 Sq. Dr. Socket  25/32 6 point Length 90mm

Ko-ken 6300A-25/32 3/4 Sq. Dr. Socket 25/32 6 point Length 90mm

SKU: KK-6300A-25/32
MPN: 6300A-25/32

Sale price $34.00 List price $42.49
Save $8.49
Ko-ken 6300A-3/4 3/4 Sq. Dr. Socket  3/4 6 point Length 90mm

Ko-ken 6300A-3/4 3/4 Sq. Dr. Socket 3/4 6 point Length 90mm

SKU: KK-6300A-3/4
MPN: 6300A-3/4

Sale price $34.00 List price $42.49
Save $8.49
Ko-ken 6300A-7/8 3/4 Sq. Dr. Socket  7/8 6 point Length 90mm

Ko-ken 6300A-7/8 3/4 Sq. Dr. Socket 7/8 6 point Length 90mm

SKU: KK-6300A-7/8
MPN: 6300A-7/8

Sale price $34.00 List price $42.49
Save $8.49
Ko-ken 6300M-17 3/4 Sq. Dr. Socket  17mm 6 point Length 90mm

Ko-ken 6300M-17 3/4 Sq. Dr. Socket 17mm 6 point Length 90mm

SKU: KK-6300M-17
MPN: 6300M-17

Sale price $30.90 List price $38.62
Save $7.72
Ko-ken 6300M-18 3/4 Sq. Dr. Socket  18mm 6 point Length 90mm

Ko-ken 6300M-18 3/4 Sq. Dr. Socket 18mm 6 point Length 90mm

SKU: KK-6300M-18
MPN: 6300M-18

Sale price $30.90 List price $38.62
Save $7.72
Ko-ken 6300M-19 3/4 Sq. Dr. Socket  19mm 6 point Length 90mm

Ko-ken 6300M-19 3/4 Sq. Dr. Socket 19mm 6 point Length 90mm

SKU: KK-6300M-19
MPN: 6300M-19

Sale price $30.90 List price $38.62
Save $7.72
Ko-ken 6300M-20 3/4 Sq. Dr. Socket  20mm 6 point Length 90mm

Ko-ken 6300M-20 3/4 Sq. Dr. Socket 20mm 6 point Length 90mm

SKU: KK-6300M-20
MPN: 6300M-20

Sale price $30.90 List price $38.62
Save $7.72
Ko-ken 6300M-21 3/4 Sq. Dr. Socket  21mm 6 point Length 90mm

Ko-ken 6300M-21 3/4 Sq. Dr. Socket 21mm 6 point Length 90mm

SKU: KK-6300M-21
MPN: 6300M-21

Sale price $30.90 List price $38.62
Save $7.72
Ko-ken 6300M-22 3/4 Sq. Dr. Socket  22mm 6 point Length 90mm

Ko-ken 6300M-22 3/4 Sq. Dr. Socket 22mm 6 point Length 90mm

SKU: KK-6300M-22
MPN: 6300M-22

Sale price $30.90 List price $38.62
Save $7.72
Ko-ken 6300M-23 3/4 Sq. Dr. Socket  23mm 6 point Length 90mm

Ko-ken 6300M-23 3/4 Sq. Dr. Socket 23mm 6 point Length 90mm

SKU: KK-6300M-23
MPN: 6300M-23

Sale price $30.90 List price $38.62
Save $7.72
Ko-ken 6300M-24 3/4 Sq. Dr. Socket  24mm 6 point Length 90mm

Ko-ken 6300M-24 3/4 Sq. Dr. Socket 24mm 6 point Length 90mm

SKU: KK-6300M-24
MPN: 6300M-24

Sale price $30.90 List price $38.62
Save $7.72