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 2400W-6 1/4 Sq. Dr. Socket  BA6 6 point Length 22mm

Ko-ken 2400W-6 1/4 Sq. Dr. Socket BA6 6 point Length 22mm

SKU: KK-2400W-6
MPN: 2400W-6

Sale price $5.15 List price $6.43
Save $1.28
Ko-ken 2400W-7 1/4 Sq. Dr. Socket  BA7 6 point Length 22mm

Ko-ken 2400W-7 1/4 Sq. Dr. Socket BA7 6 point Length 22mm

SKU: KK-2400W-7
MPN: 2400W-7

Sale price $5.15 List price $6.43
Save $1.28
Ko-ken 2400W-8 1/4 Sq. Dr. Socket  BA8 6 point Length 22mm

Ko-ken 2400W-8 1/4 Sq. Dr. Socket BA8 6 point Length 22mm

SKU: KK-2400W-8
MPN: 2400W-8

Sale price $5.15 List price $6.43
Save $1.28
Ko-ken 2440A-1/2 1/4 Sq. Dr. Universal Socket  1/2 6 point Length 37mm

Ko-ken 2440A-1/2 1/4 Sq. Dr. Universal Socket 1/2 6 point Length 37mm

SKU: KK-2440A-1/2
MPN: 2440A-1/2

Sale price $26.67 List price $33.33
Save $6.66
Ko-ken 2440A-1/4 1/4 Sq. Dr. Universal Socket  1/4 6 point Length 33mm

Ko-ken 2440A-1/4 1/4 Sq. Dr. Universal Socket 1/4 6 point Length 33mm

SKU: KK-2440A-1/4
MPN: 2440A-1/4

Sale price $26.03 List price $32.53
Save $6.50
Ko-ken 2440A-3/8 1/4 Sq. Dr. Universal Socket  3/8 6 point Length 35mm

Ko-ken 2440A-3/8 1/4 Sq. Dr. Universal Socket 3/8 6 point Length 35mm

SKU: KK-2440A-3/8
MPN: 2440A-3/8

Sale price $26.03 List price $32.53
Save $6.50
Ko-ken 2440A-5/16 1/4 Sq. Dr. Universal Socket  5/16 6 point Length 34mm

Ko-ken 2440A-5/16 1/4 Sq. Dr. Universal Socket 5/16 6 point Length 34mm

SKU: KK-2440A-5/16
MPN: 2440A-5/16

Sale price $26.03 List price $32.53
Save $6.50
Ko-ken 2440A-7/16 1/4 Sq. Dr. Universal Socket  7/16 6 point Length 36mm

Ko-ken 2440A-7/16 1/4 Sq. Dr. Universal Socket 7/16 6 point Length 36mm

SKU: KK-2440A-7/16
MPN: 2440A-7/16

Sale price $26.03 List price $32.53
Save $6.50
Ko-ken 2440A-9/16 1/4 Sq. Dr. Universal Socket  9/16 6 point Length 37mm

Ko-ken 2440A-9/16 1/4 Sq. Dr. Universal Socket 9/16 6 point Length 37mm

SKU: KK-2440A-9/16
MPN: 2440A-9/16

Sale price $26.67 List price $33.33
Save $6.66
Ko-ken 2440M-10 1/4 Sq. Dr. Universal Socket  10mm 6 point Length 35mm

Ko-ken 2440M-10 1/4 Sq. Dr. Universal Socket 10mm 6 point Length 35mm

SKU: KK-2440M-10
MPN: 2440M-10

Sale price $23.68 List price $29.60
Save $5.92
Ko-ken 2440M-11 1/4 Sq. Dr. Universal Socket  11mm 6 point Length 36mm

Ko-ken 2440M-11 1/4 Sq. Dr. Universal Socket 11mm 6 point Length 36mm

SKU: KK-2440M-11
MPN: 2440M-11

Sale price $23.68 List price $29.60
Save $5.92
Ko-ken 2440M-12 1/4 Sq. Dr. Universal Socket  12mm 6 point Length 37mm

Ko-ken 2440M-12 1/4 Sq. Dr. Universal Socket 12mm 6 point Length 37mm

SKU: KK-2440M-12
MPN: 2440M-12

Sale price $23.68 List price $29.60
Save $5.92
Ko-ken 2440M-13 1/4 Sq. Dr. Universal Socket  13mm 6 point Length 37mm

Ko-ken 2440M-13 1/4 Sq. Dr. Universal Socket 13mm 6 point Length 37mm

SKU: KK-2440M-13
MPN: 2440M-13

Sale price $24.21 List price $30.26
Save $6.05
Ko-ken 2440M-14 1/4 Sq. Dr. Universal Socket  14mm 6 point Length 37mm

Ko-ken 2440M-14 1/4 Sq. Dr. Universal Socket 14mm 6 point Length 37mm

SKU: KK-2440M-14
MPN: 2440M-14

Sale price $24.21 List price $30.26
Save $6.05
Ko-ken 2440M-4 1/4 Sq. Dr. Universal Socket  4mm 6 point Length 31.5mm

Ko-ken 2440M-4 1/4 Sq. Dr. Universal Socket 4mm 6 point Length 31.5mm

SKU: KK-2440M-4
MPN: 2440M-4

Sale price $23.68 List price $29.60
Save $5.92
Ko-ken 2440M-5 1/4 Sq. Dr. Universal Socket  5mm 6 point Length 32mm

Ko-ken 2440M-5 1/4 Sq. Dr. Universal Socket 5mm 6 point Length 32mm

SKU: KK-2440M-5
MPN: 2440M-5

Sale price $23.68 List price $29.60
Save $5.92
Ko-ken 2440M-6 1/4 Sq. Dr. Universal Socket  6mm 6 point Length 33mm

Ko-ken 2440M-6 1/4 Sq. Dr. Universal Socket 6mm 6 point Length 33mm

SKU: KK-2440M-6
MPN: 2440M-6

Sale price $23.68 List price $29.60
Save $5.92
Ko-ken 2440M-7 1/4 Sq. Dr. Universal Socket  7mm 6 point Length 33mm

Ko-ken 2440M-7 1/4 Sq. Dr. Universal Socket 7mm 6 point Length 33mm

SKU: KK-2440M-7
MPN: 2440M-7

Sale price $23.68 List price $29.60
Save $5.92
Ko-ken 2440M-8 1/4 Sq. Dr. Universal Socket  8mm 6 point Length 34mm

Ko-ken 2440M-8 1/4 Sq. Dr. Universal Socket 8mm 6 point Length 34mm

SKU: KK-2440M-8
MPN: 2440M-8

Sale price $23.68 List price $29.60
Save $5.92
Ko-ken 2440M-9 1/4 Sq. Dr. Universal Socket  9mm 6 point Length 34mm

Ko-ken 2440M-9 1/4 Sq. Dr. Universal Socket 9mm 6 point Length 34mm

SKU: KK-2440M-9
MPN: 2440M-9

Sale price $23.68 List price $29.60
Save $5.92
Ko-ken 3116M-10 T Handle Universal Socket  10mm 6 point Length 800 x 190mm

Ko-ken 3116M-10 T Handle Universal Socket 10mm 6 point Length 800 x 190mm

SKU: KK-3116M-10
MPN: 3116M-10

Sale price $96.09 List price $120.11
Save $24.02
Ko-ken 3116M-12 T Handle Universal Socket  12mm 6 point Length 800 x 190mm

Ko-ken 3116M-12 T Handle Universal Socket 12mm 6 point Length 800 x 190mm

SKU: KK-3116M-12
MPN: 3116M-12

Sale price $96.09 List price $120.11
Save $24.02
Ko-ken 3116M-13 T Handle Universal Socket  13mm 6 point Length 800 x 190mm

Ko-ken 3116M-13 T Handle Universal Socket 13mm 6 point Length 800 x 190mm

SKU: KK-3116M-13
MPN: 3116M-13

Sale price $96.09 List price $120.11
Save $24.02
Ko-ken 3116M-14 T Handle Universal Socket  14mm 6 point Length 800 x 190mm

Ko-ken 3116M-14 T Handle Universal Socket 14mm 6 point Length 800 x 190mm

SKU: KK-3116M-14
MPN: 3116M-14

Sale price $96.09 List price $120.11
Save $24.02