Ko-Ken

Ko-Ken


Ko-Ken Professional Tools: Premium Industrial Hand Tools

Professional-Grade Ko-Ken Tools from Your Trusted Michigan-Based Distributor

Discover the Ko-Ken collection at Freer Tool & Supply—your destination for premium Japanese hand tools and sockets renowned for precision, durability, and professional performance. Our selection includes Ko-Ken’s high-quality impact sockets, ratchets, extensions, and specialty tools, all engineered for demanding automotive, industrial, and maintenance applications. Whether you’re a technician, mechanic, or industry professional, Ko-Ken tools deliver the reliability and accuracy you need for every job.


Ko-ken United states distributors

High Performance Tools of Convincing Quality.

Founded in 2012 by Jim Chase, Koken USA began sharing in the tool marketplace about an excellent product line of tools that was new to North America. He was so impressed by their quality and engineering that he claimed, "If we can just get them (Koken sockets) into the hands of the consumer, they will never buy anything else."

First with the introduction of Koken's broad line of standard sockets and tools, followed by their offering of custom sockets to meet specific customer requirements, Koken quickly developed a reputation for quality tools and outstanding customer service in North America.

Available Product Lines:
Professional Hand Tools:

Socket Sets
Impact Sockets
Specialty Tools
Industrial Solutions


Ko-ken 16301X-24 3/4 Sq. Dr. Socket  24mm 6 point Length 75mm Thin walled

Ko-ken 16301X-24 3/4 Sq. Dr. Socket 24mm 6 point Length 75mm Thin walled

SKU: KK-16301X-24
MPN: 16301X-24

Sale price $42.07 List price $52.58
Save $10.51
Ko-ken 16301X-25 3/4 Sq. Dr. Socket  25mm 6 point Length 75mm Thin walled

Ko-ken 16301X-25 3/4 Sq. Dr. Socket 25mm 6 point Length 75mm Thin walled

SKU: KK-16301X-25
MPN: 16301X-25

Sale price $42.07 List price $52.58
Save $10.51
Ko-ken 16301X-26 3/4 Sq. Dr. Socket  26mm 6 point Length 75mm Thin walled

Ko-ken 16301X-26 3/4 Sq. Dr. Socket 26mm 6 point Length 75mm Thin walled

SKU: KK-16301X-26
MPN: 16301X-26

Sale price $49.56 List price $61.94
Save $12.38
Ko-ken 16301X-27 3/4 Sq. Dr. Socket  27mm 6 point Length 75mm Thin walled

Ko-ken 16301X-27 3/4 Sq. Dr. Socket 27mm 6 point Length 75mm Thin walled

SKU: KK-16301X-27
MPN: 16301X-27

Sale price $49.56 List price $61.94
Save $12.38
Ko-ken 16301X-28 3/4 Sq. Dr. Socket  28mm 6 point Length 75mm Thin walled

Ko-ken 16301X-28 3/4 Sq. Dr. Socket 28mm 6 point Length 75mm Thin walled

SKU: KK-16301X-28
MPN: 16301X-28

Sale price $49.56 List price $61.94
Save $12.38
Ko-ken 16301X-29 3/4 Sq. Dr. Socket  29mm 6 point Length 75mm Thin walled

Ko-ken 16301X-29 3/4 Sq. Dr. Socket 29mm 6 point Length 75mm Thin walled

SKU: KK-16301X-29
MPN: 16301X-29

Sale price $49.56 List price $61.94
Save $12.38
Ko-ken 16301X-30 3/4 Sq. Dr. Socket  30mm 6 point Length 75mm Thin walled

Ko-ken 16301X-30 3/4 Sq. Dr. Socket 30mm 6 point Length 75mm Thin walled

SKU: KK-16301X-30
MPN: 16301X-30

Sale price $49.56 List price $61.94
Save $12.38
Ko-ken 16301X-31 3/4 Sq. Dr. Socket  31mm 6 point Length 75mm Thin walled

Ko-ken 16301X-31 3/4 Sq. Dr. Socket 31mm 6 point Length 75mm Thin walled

SKU: KK-16301X-31
MPN: 16301X-31

Sale price $49.56 List price $61.94
Save $12.38
Ko-ken 16301X-32 3/4 Sq. Dr. Socket  32mm 6 point Length 75mm Thin walled

Ko-ken 16301X-32 3/4 Sq. Dr. Socket 32mm 6 point Length 75mm Thin walled

SKU: KK-16301X-32
MPN: 16301X-32

Sale price $49.56 List price $61.94
Save $12.38
Ko-ken 16301X-33 3/4 Sq. Dr. Socket  33mm 6 point Length 75mm Thin walled

Ko-ken 16301X-33 3/4 Sq. Dr. Socket 33mm 6 point Length 75mm Thin walled

SKU: KK-16301X-33
MPN: 16301X-33

Sale price $49.56 List price $61.94
Save $12.38
Ko-ken 16301X-35 3/4 Sq. Dr. Socket  35mm 6 point Length 75mm Thin walled

Ko-ken 16301X-35 3/4 Sq. Dr. Socket 35mm 6 point Length 75mm Thin walled

SKU: KK-16301X-35
MPN: 16301X-35

Sale price $56.99 List price $71.23
Save $14.24
Ko-ken 16301X-36 3/4 Sq. Dr. Socket  36mm 6 point Length 75mm Thin walled

Ko-ken 16301X-36 3/4 Sq. Dr. Socket 36mm 6 point Length 75mm Thin walled

SKU: KK-16301X-36
MPN: 16301X-36

Sale price $56.99 List price $71.23
Save $14.24
Ko-ken 16301X-37 3/4 Sq. Dr. Socket  37mm 6 point Length 75mm Thin walled

Ko-ken 16301X-37 3/4 Sq. Dr. Socket 37mm 6 point Length 75mm Thin walled

SKU: KK-16301X-37
MPN: 16301X-37

Sale price $67.96 List price $84.95
Save $16.99
Ko-ken 16301X-38 3/4 Sq. Dr. Socket  38mm 6 point Length 80mm Thin walled

Ko-ken 16301X-38 3/4 Sq. Dr. Socket 38mm 6 point Length 80mm Thin walled

SKU: KK-16301X-38
MPN: 16301X-38

Sale price $62.55 List price $78.18
Save $15.63
Ko-ken 16301X-40 3/4 Sq. Dr. Socket  40mm 6 point Length 80mm Thin walled

Ko-ken 16301X-40 3/4 Sq. Dr. Socket 40mm 6 point Length 80mm Thin walled

SKU: KK-16301X-40
MPN: 16301X-40

Sale price $64.55 List price $80.68
Save $16.13
Ko-ken 16301X-41 3/4 Sq. Dr. Socket  41mm 6 point Length 80mm Thin walled

Ko-ken 16301X-41 3/4 Sq. Dr. Socket 41mm 6 point Length 80mm Thin walled

SKU: KK-16301X-41
MPN: 16301X-41

Sale price $67.01 List price $83.76
Save $16.75
Ko-ken 16301X-46 3/4 Sq. Dr. Socket  46mm 6 point Length 80mm Thin walled

Ko-ken 16301X-46 3/4 Sq. Dr. Socket 46mm 6 point Length 80mm Thin walled

SKU: KK-16301X-46
MPN: 16301X-46

Sale price $79.32 List price $99.14
Save $19.82
Ko-ken 16305M-14 3/4 Sq. Dr. Socket  14mm 12 point Length 100mm

Ko-ken 16305M-14 3/4 Sq. Dr. Socket 14mm 12 point Length 100mm

SKU: KK-16305M-14
MPN: 16305M-14

Sale price $58.09 List price $72.61
Save $14.52
Ko-ken 16305M-16 3/4 Sq. Dr. Socket  16mm 12 point Length 100mm

Ko-ken 16305M-16 3/4 Sq. Dr. Socket 16mm 12 point Length 100mm

SKU: KK-16305M-16
MPN: 16305M-16

Sale price $56.66 List price $70.82
Save $14.16
Ko-ken 16305M-17 3/4 Sq. Dr. Socket  17mm 12 point Length 100mm

Ko-ken 16305M-17 3/4 Sq. Dr. Socket 17mm 12 point Length 100mm

SKU: KK-16305M-17
MPN: 16305M-17

Sale price $58.09 List price $72.61
Save $14.52
Ko-ken 16305M-18 3/4 Sq. Dr. Socket  18mm 12 point Length 100mm

Ko-ken 16305M-18 3/4 Sq. Dr. Socket 18mm 12 point Length 100mm

SKU: KK-16305M-18
MPN: 16305M-18

Sale price $56.66 List price $70.82
Save $14.16
Ko-ken 16305M-19 3/4 Sq. Dr. Socket  19mm 12 point Length 100mm

Ko-ken 16305M-19 3/4 Sq. Dr. Socket 19mm 12 point Length 100mm

SKU: KK-16305M-19
MPN: 16305M-19

Sale price $58.09 List price $72.61
Save $14.52
Ko-ken 16305M-21 3/4 Sq. Dr. Socket  21mm 12 point Length 100mm

Ko-ken 16305M-21 3/4 Sq. Dr. Socket 21mm 12 point Length 100mm

SKU: KK-16305M-21
MPN: 16305M-21

Sale price $58.09 List price $72.61
Save $14.52
Ko-ken 16305M-22 3/4 Sq. Dr. Socket  22mm 12 point Length 100mm

Ko-ken 16305M-22 3/4 Sq. Dr. Socket 22mm 12 point Length 100mm

SKU: KK-16305M-22
MPN: 16305M-22

Sale price $58.09 List price $72.61
Save $14.52