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 2300M-8 1/4 Sq. Dr. Socket  8mm 6 point Length 50mm

Ko-ken 2300M-8 1/4 Sq. Dr. Socket 8mm 6 point Length 50mm

SKU: KK-2300M-8
MPN: 2300M-8

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300M-9 1/4 Sq. Dr. Socket  9mm 6 point Length 50mm

Ko-ken 2300M-9 1/4 Sq. Dr. Socket 9mm 6 point Length 50mm

SKU: KK-2300M-9
MPN: 2300M-9

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300W-0 1/4 Sq. Dr. Socket  BA0 6 point Length 50mm

Ko-ken 2300W-0 1/4 Sq. Dr. Socket BA0 6 point Length 50mm

SKU: KK-2300W-0
MPN: 2300W-0

Sale price $10.20 List price $12.75
Save $2.55
Ko-ken 2300W-1 1/4 Sq. Dr. Socket  BA1 6 point Length 50mm

Ko-ken 2300W-1 1/4 Sq. Dr. Socket BA1 6 point Length 50mm

SKU: KK-2300W-1
MPN: 2300W-1

Sale price $10.09 List price $12.61
Save $2.52
Ko-ken 2300W-2 1/4 Sq. Dr. Socket  BA2 6 point Length 50mm

Ko-ken 2300W-2 1/4 Sq. Dr. Socket BA2 6 point Length 50mm

SKU: KK-2300W-2
MPN: 2300W-2

Sale price $10.28 List price $12.84
Save $2.56
Ko-ken 2300W-3 1/4 Sq. Dr. Socket  BA3 6 point Length 50mm

Ko-ken 2300W-3 1/4 Sq. Dr. Socket BA3 6 point Length 50mm

SKU: KK-2300W-3
MPN: 2300W-3

Sale price $10.28 List price $12.84
Save $2.56
Ko-ken 2300W-4 1/4 Sq. Dr. Socket  BA4 6 point Length 50mm

Ko-ken 2300W-4 1/4 Sq. Dr. Socket BA4 6 point Length 50mm

SKU: KK-2300W-4
MPN: 2300W-4

Sale price $10.09 List price $12.61
Save $2.52
Ko-ken 2300X-10 1/4 Sq. Dr. Socket  10mm 6 point Length 32mm

Ko-ken 2300X-10 1/4 Sq. Dr. Socket 10mm 6 point Length 32mm

SKU: KK-2300X-10
MPN: 2300X-10

Sale price $8.24 List price $10.29
Save $2.05
Ko-ken 2300X-11 1/4 Sq. Dr. Socket  11mm 6 point Length 32mm

Ko-ken 2300X-11 1/4 Sq. Dr. Socket 11mm 6 point Length 32mm

SKU: KK-2300X-11
MPN: 2300X-11

Sale price $8.24 List price $10.29
Save $2.05
Ko-ken 2300X-12 1/4 Sq. Dr. Socket  12mm 6 point Length 32mm

Ko-ken 2300X-12 1/4 Sq. Dr. Socket 12mm 6 point Length 32mm

SKU: KK-2300X-12
MPN: 2300X-12

Sale price $8.24 List price $10.29
Save $2.05
Ko-ken 2300X-13 1/4 Sq. Dr. Socket  13mm 6 point Length 32mm

Ko-ken 2300X-13 1/4 Sq. Dr. Socket 13mm 6 point Length 32mm

SKU: KK-2300X-13
MPN: 2300X-13

Sale price $8.69 List price $10.86
Save $2.17
Ko-ken 2300X-14 1/4 Sq. Dr. Socket  14mm 6 point Length 32mm

Ko-ken 2300X-14 1/4 Sq. Dr. Socket 14mm 6 point Length 32mm

SKU: KK-2300X-14
MPN: 2300X-14

Sale price $9.18 List price $11.47
Save $2.29
Ko-ken 2300X-4 1/4 Sq. Dr. Socket  4mm 6 point Length 32mm

Ko-ken 2300X-4 1/4 Sq. Dr. Socket 4mm 6 point Length 32mm

SKU: KK-2300X-4
MPN: 2300X-4

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300X-5 1/4 Sq. Dr. Socket  5mm 6 point Length 32mm

Ko-ken 2300X-5 1/4 Sq. Dr. Socket 5mm 6 point Length 32mm

SKU: KK-2300X-5
MPN: 2300X-5

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300X-5.5 1/4 Sq. Dr. Socket  5.5mm 6 point Length 32mm

Ko-ken 2300X-5.5 1/4 Sq. Dr. Socket 5.5mm 6 point Length 32mm

SKU: KK-2300X-5.5
MPN: 2300X-5.5

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300X-6 1/4 Sq. Dr. Socket  6mm 6 point Length 32mm

Ko-ken 2300X-6 1/4 Sq. Dr. Socket 6mm 6 point Length 32mm

SKU: KK-2300X-6
MPN: 2300X-6

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300X-7 1/4 Sq. Dr. Socket  7mm 6 point Length 32mm

Ko-ken 2300X-7 1/4 Sq. Dr. Socket 7mm 6 point Length 32mm

SKU: KK-2300X-7
MPN: 2300X-7

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300X-8 1/4 Sq. Dr. Socket  8mm 6 point Length 32mm

Ko-ken 2300X-8 1/4 Sq. Dr. Socket 8mm 6 point Length 32mm

SKU: KK-2300X-8
MPN: 2300X-8

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300X-9 1/4 Sq. Dr. Socket  9mm 6 point Length 32mm

Ko-ken 2300X-9 1/4 Sq. Dr. Socket 9mm 6 point Length 32mm

SKU: KK-2300X-9
MPN: 2300X-9

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 23400A-1/2 3/8 Sq. Dr. Socket  1/2 6 point Length 26mm

Ko-ken 23400A-1/2 3/8 Sq. Dr. Socket 1/2 6 point Length 26mm

SKU: KK-23400A-1/2
MPN: 23400A-1/2

Sale price $9.45 List price $11.81
Save $2.36
Ko-ken 23400A-11/16 3/8 Sq. Dr. Socket  11/16 6 point Length 30mm

Ko-ken 23400A-11/16 3/8 Sq. Dr. Socket 11/16 6 point Length 30mm

SKU: KK-23400A-11/16
MPN: 23400A-11/16

Sale price $10.81 List price $13.51
Save $2.70
Ko-ken 23400A-3/4 3/8 Sq. Dr. Socket  3/4 6 point Length 30mm

Ko-ken 23400A-3/4 3/8 Sq. Dr. Socket 3/4 6 point Length 30mm

SKU: KK-23400A-3/4
MPN: 23400A-3/4

Sale price $10.81 List price $13.51
Save $2.70
Ko-ken 23400A-3/8 3/8 Sq. Dr. Socket  3/8 6 point Length 26mm

Ko-ken 23400A-3/8 3/8 Sq. Dr. Socket 3/8 6 point Length 26mm

SKU: KK-23400A-3/8
MPN: 23400A-3/8

Sale price $8.08 List price $10.09
Save $2.01
Ko-ken 23400A-5/16 3/8 Sq. Dr. Socket  5/16 6 point Length 26mm

Ko-ken 23400A-5/16 3/8 Sq. Dr. Socket 5/16 6 point Length 26mm

SKU: KK-23400A-5/16
MPN: 23400A-5/16

Sale price $8.08 List price $10.09
Save $2.01