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

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

SKU: KK-2300A-1/8
MPN: 2300A-1/8

Sale price $8.96 List price $11.19
Save $2.23
Ko-ken 2300A-11/32 1/4 Sq. Dr. Socket  11/32 6 point Length 50mm

Ko-ken 2300A-11/32 1/4 Sq. Dr. Socket 11/32 6 point Length 50mm

SKU: KK-2300A-11/32
MPN: 2300A-11/32

Sale price $8.96 List price $11.19
Save $2.23
Ko-ken 2300A-3/16 1/4 Sq. Dr. Socket  3/16 6 point Length 50mm

Ko-ken 2300A-3/16 1/4 Sq. Dr. Socket 3/16 6 point Length 50mm

SKU: KK-2300A-3/16
MPN: 2300A-3/16

Sale price $8.96 List price $11.19
Save $2.23
Ko-ken 2300A-3/8 1/4 Sq. Dr. Socket  3/8 6 point Length 50mm

Ko-ken 2300A-3/8 1/4 Sq. Dr. Socket 3/8 6 point Length 50mm

SKU: KK-2300A-3/8
MPN: 2300A-3/8

Sale price $9.07 List price $11.33
Save $2.26
Ko-ken 2300A-5/16 1/4 Sq. Dr. Socket  5/16 6 point Length 50mm

Ko-ken 2300A-5/16 1/4 Sq. Dr. Socket 5/16 6 point Length 50mm

SKU: KK-2300A-5/16
MPN: 2300A-5/16

Sale price $8.96 List price $11.19
Save $2.23
Ko-ken 2300A-5/32 1/4 Sq. Dr. Socket  5/32 6 point Length 50mm

Ko-ken 2300A-5/32 1/4 Sq. Dr. Socket 5/32 6 point Length 50mm

SKU: KK-2300A-5/32
MPN: 2300A-5/32

Sale price $8.96 List price $11.19
Save $2.23
Ko-ken 2300A-7/16 1/4 Sq. Dr. Socket  7/16 6 point Length 50mm

Ko-ken 2300A-7/16 1/4 Sq. Dr. Socket 7/16 6 point Length 50mm

SKU: KK-2300A-7/16
MPN: 2300A-7/16

Sale price $9.07 List price $11.33
Save $2.26
Ko-ken 2300A-7/32 1/4 Sq. Dr. Socket  7/32 6 point Length 50mm

Ko-ken 2300A-7/32 1/4 Sq. Dr. Socket 7/32 6 point Length 50mm

SKU: KK-2300A-7/32
MPN: 2300A-7/32

Sale price $8.96 List price $11.19
Save $2.23
Ko-ken 2300A-9/16 1/4 Sq. Dr. Socket  9/16 6 point Length 50mm

Ko-ken 2300A-9/16 1/4 Sq. Dr. Socket 9/16 6 point Length 50mm

SKU: KK-2300A-9/16
MPN: 2300A-9/16

Sale price $10.12 List price $12.65
Save $2.53
Ko-ken 2300A-9/32 1/4 Sq. Dr. Socket  9/32 6 point Length 50mm

Ko-ken 2300A-9/32 1/4 Sq. Dr. Socket 9/32 6 point Length 50mm

SKU: KK-2300A-9/32
MPN: 2300A-9/32

Sale price $8.96 List price $11.19
Save $2.23
Ko-ken 2300M-10 1/4 Sq. Dr. Socket  10mm 6 point Length 50mm

Ko-ken 2300M-10 1/4 Sq. Dr. Socket 10mm 6 point Length 50mm

SKU: KK-2300M-10
MPN: 2300M-10

Sale price $8.24 List price $10.29
Save $2.05
Ko-ken 2300M-11 1/4 Sq. Dr. Socket  11mm 6 point Length 50mm

Ko-ken 2300M-11 1/4 Sq. Dr. Socket 11mm 6 point Length 50mm

SKU: KK-2300M-11
MPN: 2300M-11

Sale price $8.24 List price $10.29
Save $2.05
Ko-ken 2300M-12 1/4 Sq. Dr. Socket  12mm 6 point Length 50mm

Ko-ken 2300M-12 1/4 Sq. Dr. Socket 12mm 6 point Length 50mm

SKU: KK-2300M-12
MPN: 2300M-12

Sale price $8.24 List price $10.29
Save $2.05
Ko-ken 2300M-13 1/4 Sq. Dr. Socket  13mm 6 point Length 50mm

Ko-ken 2300M-13 1/4 Sq. Dr. Socket 13mm 6 point Length 50mm

SKU: KK-2300M-13
MPN: 2300M-13

Sale price $8.69 List price $10.86
Save $2.17
Ko-ken 2300M-14 1/4 Sq. Dr. Socket  14mm 6 point Length 50mm

Ko-ken 2300M-14 1/4 Sq. Dr. Socket 14mm 6 point Length 50mm

SKU: KK-2300M-14
MPN: 2300M-14

Sale price $9.18 List price $11.47
Save $2.29
Ko-ken 2300M-3 1/4 Sq. Dr. Socket  3mm 6 point Length 50mm

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

SKU: KK-2300M-3
MPN: 2300M-3

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

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

SKU: KK-2300M-4
MPN: 2300M-4

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300M-4.5 1/4 Sq. Dr. Socket  4.5mm 6 point Length 50mm

Ko-ken 2300M-4.5 1/4 Sq. Dr. Socket 4.5mm 6 point Length 50mm

SKU: KK-2300M-4.5
MPN: 2300M-4.5

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300M-5 1/4 Sq. Dr. Socket  5mm 6 point Length 50mm

Ko-ken 2300M-5 1/4 Sq. Dr. Socket 5mm 6 point Length 50mm

SKU: KK-2300M-5
MPN: 2300M-5

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300M-5.5 1/4 Sq. Dr. Socket  5.5mm 6 point Length 50mm

Ko-ken 2300M-5.5 1/4 Sq. Dr. Socket 5.5mm 6 point Length 50mm

SKU: KK-2300M-5.5
MPN: 2300M-5.5

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

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

SKU: KK-2300M-6
MPN: 2300M-6

Sale price $8.16 List price $10.19
Save $2.03
Ko-ken 2300M-7 1/4 Sq. Dr. Socket  7mm 6 point Length 50mm

Ko-ken 2300M-7 1/4 Sq. Dr. Socket 7mm 6 point Length 50mm

SKU: KK-2300M-7
MPN: 2300M-7

Sale price $8.16 List price $10.19
Save $2.03
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