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 13300XG-11 3/8 Sq. Dr. Socket  11mm 6 point Length 50mm Slide Magnet

Ko-ken 13300XG-11 3/8 Sq. Dr. Socket 11mm 6 point Length 50mm Slide Magnet

SKU: KK-13300XG-11
MPN: 13300XG-11

Sale price $30.22 List price $37.77
Save $7.55
Ko-ken 13300XG-12 3/8 Sq. Dr. Socket  12mm 6 point Length 50mm Slide Magnet

Ko-ken 13300XG-12 3/8 Sq. Dr. Socket 12mm 6 point Length 50mm Slide Magnet

SKU: KK-13300XG-12
MPN: 13300XG-12

Sale price $32.05 List price $40.06
Save $8.01
Ko-ken 13300XG-13 3/8 Sq. Dr. Socket  13mm 6 point Length 50mm Slide Magnet

Ko-ken 13300XG-13 3/8 Sq. Dr. Socket 13mm 6 point Length 50mm Slide Magnet

SKU: KK-13300XG-13
MPN: 13300XG-13

Sale price $35.28 List price $44.10
Save $8.82
Ko-ken 13300XG-14 3/8 Sq. Dr. Socket  14mm 6 point Length 50mm Slide Magnet

Ko-ken 13300XG-14 3/8 Sq. Dr. Socket 14mm 6 point Length 50mm Slide Magnet

SKU: KK-13300XG-14
MPN: 13300XG-14

Sale price $35.28 List price $44.10
Save $8.82
Ko-ken 13300XG-15 3/8 Sq. Dr. Socket  15mm 6 point Length 50mm Slide Magnet

Ko-ken 13300XG-15 3/8 Sq. Dr. Socket 15mm 6 point Length 50mm Slide Magnet

SKU: KK-13300XG-15
MPN: 13300XG-15

Sale price $36.32 List price $45.39
Save $9.07
Ko-ken 13300XG-16 3/8 Sq. Dr. Socket  16mm 6 point Length 50mm Slide Magnet

Ko-ken 13300XG-16 3/8 Sq. Dr. Socket 16mm 6 point Length 50mm Slide Magnet

SKU: KK-13300XG-16
MPN: 13300XG-16

Sale price $36.32 List price $45.39
Save $9.07
Ko-ken 13300XG-17 3/8 Sq. Dr. Socket  17mm 6 point Length 50mm Slide Magnet

Ko-ken 13300XG-17 3/8 Sq. Dr. Socket 17mm 6 point Length 50mm Slide Magnet

SKU: KK-13300XG-17
MPN: 13300XG-17

Sale price $36.32 List price $45.39
Save $9.07
Ko-ken 13300XG-7 3/8 Sq. Dr. Socket  7mm 6 point Length 50mm Slide Magnet

Ko-ken 13300XG-7 3/8 Sq. Dr. Socket 7mm 6 point Length 50mm Slide Magnet

SKU: KK-13300XG-7
MPN: 13300XG-7

Sale price $30.22 List price $37.77
Save $7.55
Ko-ken 13300XG-8 3/8 Sq. Dr. Socket  8mm 6 point Length 50mm Slide Magnet

Ko-ken 13300XG-8 3/8 Sq. Dr. Socket 8mm 6 point Length 50mm Slide Magnet

SKU: KK-13300XG-8
MPN: 13300XG-8

Sale price $32.05 List price $40.06
Save $8.01
Ko-ken 13301A-1/2 3/8 Sq. Dr. Socket  1/2 6 point Length 80mm Thin walled

Ko-ken 13301A-1/2 3/8 Sq. Dr. Socket 1/2 6 point Length 80mm Thin walled

SKU: KK-13301A-1/2
MPN: 13301A-1/2

Sale price $24.83 List price $31.03
Save $6.20
Ko-ken 13301A-1/4 3/8 Sq. Dr. Socket  1/4 6 point Length 80mm Thin walled

Ko-ken 13301A-1/4 3/8 Sq. Dr. Socket 1/4 6 point Length 80mm Thin walled

SKU: KK-13301A-1/4
MPN: 13301A-1/4

Sale price $22.65 List price $28.31
Save $5.66
Ko-ken 13301A-11/16 3/8 Sq. Dr. Socket  11/16 6 point Length 80mm Thin walled

Ko-ken 13301A-11/16 3/8 Sq. Dr. Socket 11/16 6 point Length 80mm Thin walled

SKU: KK-13301A-11/16
MPN: 13301A-11/16

Sale price $24.83 List price $31.03
Save $6.20
Ko-ken 13301A-13/16 3/8 Sq. Dr. Socket  13/16 6 point Length 80mm Thin walled

Ko-ken 13301A-13/16 3/8 Sq. Dr. Socket 13/16 6 point Length 80mm Thin walled

SKU: KK-13301A-13/16
MPN: 13301A-13/16

Sale price $30.77 List price $38.46
Save $7.69
Ko-ken 13301A-3/4 3/8 Sq. Dr. Socket  3/4 6 point Length 80mm Thin walled

Ko-ken 13301A-3/4 3/8 Sq. Dr. Socket 3/4 6 point Length 80mm Thin walled

SKU: KK-13301A-3/4
MPN: 13301A-3/4

Sale price $28.60 List price $35.75
Save $7.15
Ko-ken 13301A-3/8 3/8 Sq. Dr. Socket  3/8 6 point Length 80mm Thin walled

Ko-ken 13301A-3/8 3/8 Sq. Dr. Socket 3/8 6 point Length 80mm Thin walled

SKU: KK-13301A-3/8
MPN: 13301A-3/8

Sale price $22.65 List price $28.31
Save $5.66
Ko-ken 13301A-5/16 3/8 Sq. Dr. Socket  5/16 6 point Length 80mm Thin walled

Ko-ken 13301A-5/16 3/8 Sq. Dr. Socket 5/16 6 point Length 80mm Thin walled

SKU: KK-13301A-5/16
MPN: 13301A-5/16

Sale price $22.65 List price $28.31
Save $5.66
Ko-ken 13301A-5/8 3/8 Sq. Dr. Socket  5/8 6 point Length 80mm Thin walled

Ko-ken 13301A-5/8 3/8 Sq. Dr. Socket 5/8 6 point Length 80mm Thin walled

SKU: KK-13301A-5/8
MPN: 13301A-5/8

Sale price $24.83 List price $31.03
Save $6.20
Ko-ken 13301A-7/16 3/8 Sq. Dr. Socket  7/16 6 point Length 80mm Thin walled

Ko-ken 13301A-7/16 3/8 Sq. Dr. Socket 7/16 6 point Length 80mm Thin walled

SKU: KK-13301A-7/16
MPN: 13301A-7/16

Sale price $22.65 List price $28.31
Save $5.66
Ko-ken 13301A-7/8 3/8 Sq. Dr. Socket  7/8 6 point Length 80mm Thin walled

Ko-ken 13301A-7/8 3/8 Sq. Dr. Socket 7/8 6 point Length 80mm Thin walled

SKU: KK-13301A-7/8
MPN: 13301A-7/8

Sale price $32.73 List price $40.91
Save $8.18
Ko-ken 13301A-9/16 3/8 Sq. Dr. Socket  9/16 6 point Length 80mm Thin walled

Ko-ken 13301A-9/16 3/8 Sq. Dr. Socket 9/16 6 point Length 80mm Thin walled

SKU: KK-13301A-9/16
MPN: 13301A-9/16

Sale price $24.83 List price $31.03
Save $6.20
Ko-ken 13301M-10 3/8 Sq. Dr. Socket  10mm 6 point Length 80mm Thin walled

Ko-ken 13301M-10 3/8 Sq. Dr. Socket 10mm 6 point Length 80mm Thin walled

SKU: KK-13301M-10
MPN: 13301M-10

Sale price $20.60 List price $25.74
Save $5.14
Ko-ken 13301M-11 3/8 Sq. Dr. Socket  11mm 6 point Length 80mm Thin walled

Ko-ken 13301M-11 3/8 Sq. Dr. Socket 11mm 6 point Length 80mm Thin walled

SKU: KK-13301M-11
MPN: 13301M-11

Sale price $20.60 List price $25.74
Save $5.14
Ko-ken 13301M-12 3/8 Sq. Dr. Socket  12mm 6 point Length 80mm Thin walled

Ko-ken 13301M-12 3/8 Sq. Dr. Socket 12mm 6 point Length 80mm Thin walled

SKU: KK-13301M-12
MPN: 13301M-12

Sale price $20.60 List price $25.74
Save $5.14
Ko-ken 13301M-13 3/8 Sq. Dr. Socket  13mm 6 point Length 80mm Thin walled

Ko-ken 13301M-13 3/8 Sq. Dr. Socket 13mm 6 point Length 80mm Thin walled

SKU: KK-13301M-13
MPN: 13301M-13

Sale price $22.60 List price $28.25
Save $5.65