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 8405A-1.5/16 1 Sq. Dr. Socket  1.5/16 12 point Length 65mm

Ko-ken 8405A-1.5/16 1 Sq. Dr. Socket 1.5/16 12 point Length 65mm

SKU: KK-8405A-1.5/16
MPN: 8405A-1.5/16

Sale price $44.08 List price $55.09
Save $11.01
Ko-ken 8405A-1.5/8 1 Sq. Dr. Socket  1.5/8 12 point Length 68mm

Ko-ken 8405A-1.5/8 1 Sq. Dr. Socket 1.5/8 12 point Length 68mm

SKU: KK-8405A-1.5/8
MPN: 8405A-1.5/8

Sale price $52.05 List price $65.06
Save $13.01
Ko-ken 8405A-1.7/16 1 Sq. Dr. Socket  1.7/16 12 point Length 65mm

Ko-ken 8405A-1.7/16 1 Sq. Dr. Socket 1.7/16 12 point Length 65mm

SKU: KK-8405A-1.7/16
MPN: 8405A-1.7/16

Sale price $44.08 List price $55.09
Save $11.01
Ko-ken 8405A-1.7/8 1 Sq. Dr. Socket  1.7/8 12 point Length 72mm

Ko-ken 8405A-1.7/8 1 Sq. Dr. Socket 1.7/8 12 point Length 72mm

SKU: KK-8405A-1.7/8
MPN: 8405A-1.7/8

Sale price $70.52 List price $88.15
Save $17.63
Ko-ken 8405A-1.9/16 1 Sq. Dr. Socket  1.9/16 12 point Length 65mm

Ko-ken 8405A-1.9/16 1 Sq. Dr. Socket 1.9/16 12 point Length 65mm

SKU: KK-8405A-1.9/16
MPN: 8405A-1.9/16

Sale price $48.27 List price $60.33
Save $12.06
Ko-ken 8405A-15/16 1 Sq. Dr. Socket  15/16 12 point Length 60mm

Ko-ken 8405A-15/16 1 Sq. Dr. Socket 15/16 12 point Length 60mm

SKU: KK-8405A-15/16
MPN: 8405A-15/16

Sale price $44.08 List price $55.09
Save $11.01
Ko-ken 8405A-2 1 Sq. Dr. Socket  2 12 point Length 72mm

Ko-ken 8405A-2 1 Sq. Dr. Socket 2 12 point Length 72mm

SKU: KK-8405A-2
MPN: 8405A-2

Sale price $70.93 List price $88.66
Save $17.73
Ko-ken 8405A-2.1/16 1 Sq. Dr. Socket  2.1/16 12 point Length 72mm

Ko-ken 8405A-2.1/16 1 Sq. Dr. Socket 2.1/16 12 point Length 72mm

SKU: KK-8405A-2.1/16
MPN: 8405A-2.1/16

Sale price $70.93 List price $88.66
Save $17.73
Ko-ken 8405A-2.1/2 1 Sq. Dr. Socket  2.1/2 12 point Length 82mm

Ko-ken 8405A-2.1/2 1 Sq. Dr. Socket 2.1/2 12 point Length 82mm

SKU: KK-8405A-2.1/2
MPN: 8405A-2.1/2

Sale price $128.84 List price $161.05
Save $32.21
Ko-ken 8405A-2.1/4 1 Sq. Dr. Socket  2.1/4 12 point Length 77mm

Ko-ken 8405A-2.1/4 1 Sq. Dr. Socket 2.1/4 12 point Length 77mm

SKU: KK-8405A-2.1/4
MPN: 8405A-2.1/4

Sale price $96.55 List price $120.68
Save $24.13
Ko-ken 8405A-2.1/8 1 Sq. Dr. Socket  2.1/8 12 point Length 72mm

Ko-ken 8405A-2.1/8 1 Sq. Dr. Socket 2.1/8 12 point Length 72mm

SKU: KK-8405A-2.1/8
MPN: 8405A-2.1/8

Sale price $82.68 List price $103.35
Save $20.67
Ko-ken 8405A-2.11/16 1 Sq. Dr. Socket  2.11/16 12 point Length 86mm

Ko-ken 8405A-2.11/16 1 Sq. Dr. Socket 2.11/16 12 point Length 86mm

SKU: KK-8405A-2.11/16
MPN: 8405A-2.11/16

Sale price $140.60 List price $175.74
Save $35.14
Ko-ken 8405A-2.13/16 1 Sq. Dr. Socket  2.13/16 12 point Length 88mm

Ko-ken 8405A-2.13/16 1 Sq. Dr. Socket 2.13/16 12 point Length 88mm

SKU: KK-8405A-2.13/16
MPN: 8405A-2.13/16

Sale price $177.53 List price $221.91
Save $44.38
Ko-ken 8405A-2.15/16 1 Sq. Dr. Socket  2.15/16 12 point Length 90mm

Ko-ken 8405A-2.15/16 1 Sq. Dr. Socket 2.15/16 12 point Length 90mm

SKU: KK-8405A-2.15/16
MPN: 8405A-2.15/16

Sale price $182.56 List price $228.20
Save $45.64
Ko-ken 8405A-2.3/16 1 Sq. Dr. Socket  2.3/16 12 point Length 77mm

Ko-ken 8405A-2.3/16 1 Sq. Dr. Socket 2.3/16 12 point Length 77mm

SKU: KK-8405A-2.3/16
MPN: 8405A-2.3/16

Sale price $90.24 List price $112.79
Save $22.55
Ko-ken 8405A-2.3/4 1 Sq. Dr. Socket  2.3/4 12 point Length 88mm

Ko-ken 8405A-2.3/4 1 Sq. Dr. Socket 2.3/4 12 point Length 88mm

SKU: KK-8405A-2.3/4
MPN: 8405A-2.3/4

Sale price $151.51 List price $189.38
Save $37.87
Ko-ken 8405A-2.3/8 1 Sq. Dr. Socket  2.3/8 12 point Length 82mm

Ko-ken 8405A-2.3/8 1 Sq. Dr. Socket 2.3/8 12 point Length 82mm

SKU: KK-8405A-2.3/8
MPN: 8405A-2.3/8

Sale price $104.10 List price $130.12
Save $26.02
Ko-ken 8405A-2.5/16 1 Sq. Dr. Socket  2.5/16 12 point Length 77mm

Ko-ken 8405A-2.5/16 1 Sq. Dr. Socket 2.5/16 12 point Length 77mm

SKU: KK-8405A-2.5/16
MPN: 8405A-2.5/16

Sale price $96.55 List price $120.68
Save $24.13
Ko-ken 8405A-2.5/8 1 Sq. Dr. Socket  2.5/8 12 point Length 86mm

Ko-ken 8405A-2.5/8 1 Sq. Dr. Socket 2.5/8 12 point Length 86mm

SKU: KK-8405A-2.5/8
MPN: 8405A-2.5/8

Sale price $140.60 List price $175.74
Save $35.14
Ko-ken 8405A-2.7/16 1 Sq. Dr. Socket  2.7/16 12 point Length 82mm

Ko-ken 8405A-2.7/16 1 Sq. Dr. Socket 2.7/16 12 point Length 82mm

SKU: KK-8405A-2.7/16
MPN: 8405A-2.7/16

Sale price $104.10 List price $130.12
Save $26.02
Ko-ken 8405A-2.7/8 1 Sq. Dr. Socket  2.7/8 12 point Length 88mm

Ko-ken 8405A-2.7/8 1 Sq. Dr. Socket 2.7/8 12 point Length 88mm

SKU: KK-8405A-2.7/8
MPN: 8405A-2.7/8

Sale price $177.53 List price $221.91
Save $44.38
Ko-ken 8405A-2.9/16 1 Sq. Dr. Socket  2.9/16 12 point Length 86mm

Ko-ken 8405A-2.9/16 1 Sq. Dr. Socket 2.9/16 12 point Length 86mm

SKU: KK-8405A-2.9/16
MPN: 8405A-2.9/16

Sale price $128.84 List price $161.05
Save $32.21
Ko-ken 8405A-3 1 Sq. Dr. Socket  3 12 point Length 90mm

Ko-ken 8405A-3 1 Sq. Dr. Socket 3 12 point Length 90mm

SKU: KK-8405A-3
MPN: 8405A-3

Sale price $203.13 List price $253.91
Save $50.78
Ko-ken 8405A-3.1/2 1 Sq. Dr. Socket  3.1/2 12 point Length 100mm

Ko-ken 8405A-3.1/2 1 Sq. Dr. Socket 3.1/2 12 point Length 100mm

SKU: KK-8405A-3.1/2
MPN: 8405A-3.1/2

Sale price $266.07 List price $332.58
Save $66.51