KK Impact Tools

KO-KEN impact sockets

Freer Tool & Supply is your authorized distributor for the complete line of Ko-Ken impact sockets, extensions, universal joints, and accessories. Each Ko-Ken impact tool is crafted from premium chrome molybdenum steel and undergoes specialized heat treatment to withstand high-torque, heavy-duty applications without cracking or shattering. Professional mechanics, automotive technicians, and industrial maintenance teams rely on Ko-Ken impact tools for consistent performance and superior durability in demanding environments.


Ko-ken 10400A-7.1/2 3.1/2 Sq. Dr. Socket  7.1/2 6 point Length 240mm

Ko-ken 10400A-7.1/2 3.1/2 Sq. Dr. Socket 7.1/2 6 point Length 240mm

SKU: KK-10400A-7.1/2
MPN: 10400A-7.1/2

Sale price $7,203.56 List price $9,004.44
Save $1,800.88
Ko-ken 10400A-7.1/4 3.1/2 Sq. Dr. Socket  7.1/4 6 point Length 236mm

Ko-ken 10400A-7.1/4 3.1/2 Sq. Dr. Socket 7.1/4 6 point Length 236mm

SKU: KK-10400A-7.1/4
MPN: 10400A-7.1/4

Sale price $6,701.02 List price $8,376.27
Save $1,675.25
Ko-ken 10400A-7.1/8 3.1/2 Sq. Dr. Socket  7.1/8 6 point Length 234mm

Ko-ken 10400A-7.1/8 3.1/2 Sq. Dr. Socket 7.1/8 6 point Length 234mm

SKU: KK-10400A-7.1/8
MPN: 10400A-7.1/8

Sale price $6,421.82 List price $8,027.27
Save $1,605.45
Ko-ken 10400A-7.3/4 3.1/2 Sq. Dr. Socket  7.3/4 6 point Length 245mm

Ko-ken 10400A-7.3/4 3.1/2 Sq. Dr. Socket 7.3/4 6 point Length 245mm

SKU: KK-10400A-7.3/4
MPN: 10400A-7.3/4

Sale price $7,706.16 List price $9,632.69
Save $1,926.53
Ko-ken 10400A-7.3/8 3.1/2 Sq. Dr. Socket  7.3/8 6 point Length 238mm

Ko-ken 10400A-7.3/8 3.1/2 Sq. Dr. Socket 7.3/8 6 point Length 238mm

SKU: KK-10400A-7.3/8
MPN: 10400A-7.3/8

Sale price $6,701.02 List price $8,376.27
Save $1,675.25
Ko-ken 10400A-7.5/8 3.1/2 Sq. Dr. Socket  7.5/8 6 point Length 242mm

Ko-ken 10400A-7.5/8 3.1/2 Sq. Dr. Socket 7.5/8 6 point Length 242mm

SKU: KK-10400A-7.5/8
MPN: 10400A-7.5/8

Sale price $7,203.56 List price $9,004.44
Save $1,800.88
Ko-ken 10400A-7.7/8 3.1/2 Sq. Dr. Socket  7.7/8 6 point Length 248mm

Ko-ken 10400A-7.7/8 3.1/2 Sq. Dr. Socket 7.7/8 6 point Length 248mm

SKU: KK-10400A-7.7/8
MPN: 10400A-7.7/8

Sale price $7,706.16 List price $9,632.69
Save $1,926.53
Ko-ken 10400A-8 3.1/2 Sq. Dr. Socket  8 6 point Length 250mm

Ko-ken 10400A-8 3.1/2 Sq. Dr. Socket 8 6 point Length 250mm

SKU: KK-10400A-8
MPN: 10400A-8

Sale price $8,320.41 List price $10,400.51
Save $2,080.10
Ko-ken 10400A-8.1/2 3.1/2 Sq. Dr. Socket  8.1/2 6 point Length 260mm

Ko-ken 10400A-8.1/2 3.1/2 Sq. Dr. Socket 8.1/2 6 point Length 260mm

SKU: KK-10400A-8.1/2
MPN: 10400A-8.1/2

Sale price $8,767.15 List price $10,958.93
Save $2,191.78
Ko-ken 10400A-8.1/4 3.1/2 Sq. Dr. Socket  8.1/4 6 point Length 255mm

Ko-ken 10400A-8.1/4 3.1/2 Sq. Dr. Socket 8.1/4 6 point Length 255mm

SKU: KK-10400A-8.1/4
MPN: 10400A-8.1/4

Sale price $8,320.41 List price $10,400.51
Save $2,080.10
Ko-ken 10400A-8.1/8 3.1/2 Sq. Dr. Socket  8.1/8 6 point Length 251mm

Ko-ken 10400A-8.1/8 3.1/2 Sq. Dr. Socket 8.1/8 6 point Length 251mm

SKU: KK-10400A-8.1/8
MPN: 10400A-8.1/8

Sale price $8,320.41 List price $10,400.51
Save $2,080.10
Ko-ken 10400A-8.3/4 3.1/2 Sq. Dr. Socket  8.3/4 6 point Length 264mm

Ko-ken 10400A-8.3/4 3.1/2 Sq. Dr. Socket 8.3/4 6 point Length 264mm

SKU: KK-10400A-8.3/4
MPN: 10400A-8.3/4

Sale price $9,828.14 List price $12,285.17
Save $2,457.03
Ko-ken 10400A-8.3/8 3.1/2 Sq. Dr. Socket  8.3/8 6 point Length 258mm

Ko-ken 10400A-8.3/8 3.1/2 Sq. Dr. Socket 8.3/8 6 point Length 258mm

SKU: KK-10400A-8.3/8
MPN: 10400A-8.3/8

Sale price $8,320.41 List price $10,400.51
Save $2,080.10
Ko-ken 10400A-8.5/8 3.1/2 Sq. Dr. Socket  8.5/8 6 point Length 262mm

Ko-ken 10400A-8.5/8 3.1/2 Sq. Dr. Socket 8.5/8 6 point Length 262mm

SKU: KK-10400A-8.5/8
MPN: 10400A-8.5/8

Sale price $8,767.15 List price $10,958.93
Save $2,191.78
Ko-ken 10400A-8.7/8 3.1/2 Sq. Dr. Socket  8.7/8 6 point Length 267mm

Ko-ken 10400A-8.7/8 3.1/2 Sq. Dr. Socket 8.7/8 6 point Length 267mm

SKU: KK-10400A-8.7/8
MPN: 10400A-8.7/8

Sale price $9,828.14 List price $12,285.17
Save $2,457.03
Ko-ken 10400M-105 3.1/2 Sq. Dr. Socket  105mm 6 point Length 176mm

Ko-ken 10400M-105 3.1/2 Sq. Dr. Socket 105mm 6 point Length 176mm

SKU: KK-10400M-105
MPN: 10400M-105

Sale price $3,138.32 List price $3,922.89
Save $784.57
Ko-ken 10400M-110 3.1/2 Sq. Dr. Socket  110mm 6 point Length 179mm

Ko-ken 10400M-110 3.1/2 Sq. Dr. Socket 110mm 6 point Length 179mm

SKU: KK-10400M-110
MPN: 10400M-110

Sale price $3,138.32 List price $3,922.89
Save $784.57
Ko-ken 10400M-115 3.1/2 Sq. Dr. Socket  115mm 6 point Length 183mm

Ko-ken 10400M-115 3.1/2 Sq. Dr. Socket 115mm 6 point Length 183mm

SKU: KK-10400M-115
MPN: 10400M-115

Sale price $3,138.32 List price $3,922.89
Save $784.57
Ko-ken 10400M-120 3.1/2 Sq. Dr. Socket  120mm 6 point Length 185mm

Ko-ken 10400M-120 3.1/2 Sq. Dr. Socket 120mm 6 point Length 185mm

SKU: KK-10400M-120
MPN: 10400M-120

Sale price $3,316.98 List price $4,146.22
Save $829.24
Ko-ken 10400M-125 3.1/2 Sq. Dr. Socket  125mm 6 point Length 190mm

Ko-ken 10400M-125 3.1/2 Sq. Dr. Socket 125mm 6 point Length 190mm

SKU: KK-10400M-125
MPN: 10400M-125

Sale price $3,316.98 List price $4,146.22
Save $829.24
Ko-ken 10400M-130 3.1/2 Sq. Dr. Socket  130mm 6 point Length 194mm

Ko-ken 10400M-130 3.1/2 Sq. Dr. Socket 130mm 6 point Length 194mm

SKU: KK-10400M-130
MPN: 10400M-130

Sale price $3,612.95 List price $4,516.18
Save $903.23
Ko-ken 10400M-135 3.1/2 Sq. Dr. Socket  135mm 6 point Length 199mm

Ko-ken 10400M-135 3.1/2 Sq. Dr. Socket 135mm 6 point Length 199mm

SKU: KK-10400M-135
MPN: 10400M-135

Sale price $3,858.67 List price $4,823.33
Save $964.66
Ko-ken 10400M-140 3.1/2 Sq. Dr. Socket  140mm 6 point Length 205mm

Ko-ken 10400M-140 3.1/2 Sq. Dr. Socket 140mm 6 point Length 205mm

SKU: KK-10400M-140
MPN: 10400M-140

Sale price $3,975.91 List price $4,969.88
Save $993.97
Ko-ken 10400M-145 3.1/2 Sq. Dr. Socket  145mm 6 point Length 207mm

Ko-ken 10400M-145 3.1/2 Sq. Dr. Socket 145mm 6 point Length 207mm

SKU: KK-10400M-145
MPN: 10400M-145

Sale price $4,098.77 List price $5,123.46
Save $1,024.69