KK Hand Tools

Freer Tool & Supply is your trusted, ISO-certified source for Ko-Ken hand tools—delivering the complete lineup of sockets, ratchets, breaker bars, extension bars, and specialty tools engineered for professional results. Every Ko-Ken hand tool is crafted from high-grade chrome vanadium steel and undergoes precision heat treatment, ensuring exceptional durability and long-term performance in demanding industrial and automotive environments.


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 4020.60-MH16 1/2 Sq. Dr. Bit Socket XZN MH16 Triple Square Length 60mm with Hole

Ko-ken 4020.60-MH16 1/2 Sq. Dr. Bit Socket XZN MH16 Triple Square Length 60mm with Hole

SKU: KK-4020.60-MH16
MPN: 4020.60-MH16

Sale price $29.42 List price $36.77
Save $7.35
Ko-ken 4027.100-M10 1/2 Sq. Dr. Bit Socket Ribe-CV M10  Length 100mm

Ko-ken 4027.100-M10 1/2 Sq. Dr. Bit Socket Ribe-CV M10 Length 100mm

SKU: KK-4027.100-M10
MPN: 4027.100-M10

Sale price $18.92 List price $23.65
Save $4.73
Ko-ken 4027.100-M12 1/2 Sq. Dr. Bit Socket Ribe-CV M12  Length 100mm

Ko-ken 4027.100-M12 1/2 Sq. Dr. Bit Socket Ribe-CV M12 Length 100mm

SKU: KK-4027.100-M12
MPN: 4027.100-M12

Sale price $20.70 List price $25.87
Save $5.17
Ko-ken 4027.100-M13 1/2 Sq. Dr. Bit Socket Ribe-CV M13  Length 100mm

Ko-ken 4027.100-M13 1/2 Sq. Dr. Bit Socket Ribe-CV M13 Length 100mm

SKU: KK-4027.100-M13
MPN: 4027.100-M13

Sale price $22.32 List price $27.90
Save $5.58
Ko-ken 4027.100-M14 1/2 Sq. Dr. Bit Socket Ribe-CV M14  Length 100mm

Ko-ken 4027.100-M14 1/2 Sq. Dr. Bit Socket Ribe-CV M14 Length 100mm

SKU: KK-4027.100-M14
MPN: 4027.100-M14

Sale price $22.32 List price $27.90
Save $5.58
Ko-ken 4027.100-M16 1/2 Sq. Dr. Bit Socket Ribe-CV M16  Length 100mm

Ko-ken 4027.100-M16 1/2 Sq. Dr. Bit Socket Ribe-CV M16 Length 100mm

SKU: KK-4027.100-M16
MPN: 4027.100-M16

Sale price $24.48 List price $30.60
Save $6.12
Ko-ken 4027.100-M5 1/2 Sq. Dr. Bit Socket Ribe-CV M5  Length 100mm

Ko-ken 4027.100-M5 1/2 Sq. Dr. Bit Socket Ribe-CV M5 Length 100mm

SKU: KK-4027.100-M5
MPN: 4027.100-M5

Sale price $15.04 List price $18.80
Save $3.76
Ko-ken 4027.100-M6 1/2 Sq. Dr. Bit Socket Ribe-CV M6  Length 100mm

Ko-ken 4027.100-M6 1/2 Sq. Dr. Bit Socket Ribe-CV M6 Length 100mm

SKU: KK-4027.100-M6
MPN: 4027.100-M6

Sale price $15.04 List price $18.80
Save $3.76
Ko-ken 4027.100-M7 1/2 Sq. Dr. Bit Socket Ribe-CV M7  Length 100mm

Ko-ken 4027.100-M7 1/2 Sq. Dr. Bit Socket Ribe-CV M7 Length 100mm

SKU: KK-4027.100-M7
MPN: 4027.100-M7

Sale price $15.87 List price $19.83
Save $3.96
Ko-ken 4027.100-M8 1/2 Sq. Dr. Bit Socket Ribe-CV M8  Length 100mm

Ko-ken 4027.100-M8 1/2 Sq. Dr. Bit Socket Ribe-CV M8 Length 100mm

SKU: KK-4027.100-M8
MPN: 4027.100-M8

Sale price $15.87 List price $19.83
Save $3.96
Ko-ken 4027.100-M9 1/2 Sq. Dr. Bit Socket Ribe-CV M9  Length 100mm

Ko-ken 4027.100-M9 1/2 Sq. Dr. Bit Socket Ribe-CV M9 Length 100mm

SKU: KK-4027.100-M9
MPN: 4027.100-M9

Sale price $18.10 List price $22.62
Save $4.52
Ko-ken 4027.140-M10 1/2 Sq. Dr. Bit Socket Ribe-CV M10  Length 140mm

Ko-ken 4027.140-M10 1/2 Sq. Dr. Bit Socket Ribe-CV M10 Length 140mm

SKU: KK-4027.140-M10
MPN: 4027.140-M10

Sale price $19.95 List price $24.93
Save $4.98
Ko-ken 4027.140-M12 1/2 Sq. Dr. Bit Socket Ribe-CV M12  Length 140mm

Ko-ken 4027.140-M12 1/2 Sq. Dr. Bit Socket Ribe-CV M12 Length 140mm

SKU: KK-4027.140-M12
MPN: 4027.140-M12

Sale price $22.45 List price $28.06
Save $5.61
Ko-ken 4027.140-M14 1/2 Sq. Dr. Bit Socket Ribe-CV M14  Length 140mm

Ko-ken 4027.140-M14 1/2 Sq. Dr. Bit Socket Ribe-CV M14 Length 140mm

SKU: KK-4027.140-M14
MPN: 4027.140-M14

Sale price $24.10 List price $30.12
Save $6.02
Ko-ken 4027.140-M16 1/2 Sq. Dr. Bit Socket Ribe-CV M16  Length 140mm

Ko-ken 4027.140-M16 1/2 Sq. Dr. Bit Socket Ribe-CV M16 Length 140mm

SKU: KK-4027.140-M16
MPN: 4027.140-M16

Sale price $26.44 List price $33.05
Save $6.61
Ko-ken 4027.140-M8 1/2 Sq. Dr. Bit Socket Ribe-CV M8  Length 140mm

Ko-ken 4027.140-M8 1/2 Sq. Dr. Bit Socket Ribe-CV M8 Length 140mm

SKU: KK-4027.140-M8
MPN: 4027.140-M8

Sale price $17.84 List price $22.29
Save $4.45
Ko-ken 4027.60-M10 1/2 Sq. Dr. Bit Socket Ribe-CV M10  Length 60mm

Ko-ken 4027.60-M10 1/2 Sq. Dr. Bit Socket Ribe-CV M10 Length 60mm

SKU: KK-4027.60-M10
MPN: 4027.60-M10

Sale price $16.59 List price $20.73
Save $4.14
Ko-ken 4027.60-M12 1/2 Sq. Dr. Bit Socket Ribe-CV M12  Length 60mm

Ko-ken 4027.60-M12 1/2 Sq. Dr. Bit Socket Ribe-CV M12 Length 60mm

SKU: KK-4027.60-M12
MPN: 4027.60-M12

Sale price $18.44 List price $23.05
Save $4.61
Ko-ken 4027.60-M13 1/2 Sq. Dr. Bit Socket Ribe-CV M13  Length 60mm

Ko-ken 4027.60-M13 1/2 Sq. Dr. Bit Socket Ribe-CV M13 Length 60mm

SKU: KK-4027.60-M13
MPN: 4027.60-M13

Sale price $20.29 List price $25.36
Save $5.07
Ko-ken 4027.60-M14 1/2 Sq. Dr. Bit Socket Ribe-CV M14  Length 60mm

Ko-ken 4027.60-M14 1/2 Sq. Dr. Bit Socket Ribe-CV M14 Length 60mm

SKU: KK-4027.60-M14
MPN: 4027.60-M14

Sale price $20.29 List price $25.36
Save $5.07
Ko-ken 4027.60-M16 1/2 Sq. Dr. Bit Socket Ribe-CV M16  Length 60mm

Ko-ken 4027.60-M16 1/2 Sq. Dr. Bit Socket Ribe-CV M16 Length 60mm

SKU: KK-4027.60-M16
MPN: 4027.60-M16

Sale price $23.42 List price $29.27
Save $5.85
Ko-ken 4027.60-M5 1/2 Sq. Dr. Bit Socket Ribe-CV M5  Length 60mm

Ko-ken 4027.60-M5 1/2 Sq. Dr. Bit Socket Ribe-CV M5 Length 60mm

SKU: KK-4027.60-M5
MPN: 4027.60-M5

Sale price $15.04 List price $18.80
Save $3.76
Ko-ken 4027.60-M6 1/2 Sq. Dr. Bit Socket Ribe-CV M6  Length 60mm

Ko-ken 4027.60-M6 1/2 Sq. Dr. Bit Socket Ribe-CV M6 Length 60mm

SKU: KK-4027.60-M6
MPN: 4027.60-M6

Sale price $15.04 List price $18.80
Save $3.76
Ko-ken 4027.60-M7 1/2 Sq. Dr. Bit Socket Ribe-CV M7  Length 60mm

Ko-ken 4027.60-M7 1/2 Sq. Dr. Bit Socket Ribe-CV M7 Length 60mm

SKU: KK-4027.60-M7
MPN: 4027.60-M7

Sale price $15.18 List price $18.97
Save $3.79