Ko-ken Tool Co., Ltd., established in 1946, has built a strong reputation for producing high-quality, durable tools. Their products are meticulously crafted from premium materials, ensuring longevity and reliability. Ko-ken offers a vast range of precision-engineered tools, including socket wrenches, impact sockets, and specialty automotive and industrial tools. Their expertise spans across professional automotive, aerospace, and industrial applications.
Ko-ken Tool Co., Ltd., established in 1946, has built a strong reputation for producing high-quality, durable tools. Their products are meticulously crafted from premium materials, ensuring longevity and reliability. Ko-ken offers a vast range of precision-engineered tools, including socket wrenches, impact sockets, and specialty automotive and industrial tools. Their expertise spans across professional automotive, aerospace, and industrial applications.
Koken Socket Set 1/2DR 12Pt AF/MET (40pcs) KO4239AM
Ko-ken Tool Co., Ltd., established in 1946, has built a strong reputation for producing high-quality, durable tools. Their products are meticulously crafted from premium materials, ensuring longevity and reliability. Ko-ken offers a vast range of precision-engineered tools, including socket wrenches, impact sockets, and specialty automotive and industrial tools. Their expertise spans across professional automotive, aerospace, and industrial applications.
Ko-ken Tool Co., Ltd., established in 1946, has built a strong reputation for producing high-quality, durable tools. Their products are meticulously crafted from premium materials, ensuring longevity and reliability. Ko-ken offers a vast range of precision-engineered tools, including socket wrenches, impact sockets, and specialty automotive and industrial tools. Their expertise spans across professional automotive, aerospace, and industrial applications.
in 7 offers
The lowest price for Koken Socket Set 1/2DR 12Pt AF/MET (40pcs) KO4239AM right now is $425.00 at housetradesupplies, compared across 6 retailers.
The all-time low was $386.31 on 24 Jan 2024 — today's price is 10% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 27 Oct 2026.
Last updated at 27/10/2026 01:00:21
Koken 40PC 1/2"Dr 12PT AF/Metric Socket Set KO4239AM
Free delivery between 29 Oct – 4 Nov
Koken 4239am Socket Set 1/2′′ Square Drive 12 Point 40 Piece Metric /
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Koken 4239AM Socket Set 1/2′′ Square Drive 12 Point 40 Piece Metric / AF - Made in Japan
Delivery between 28 Oct – 6 Nov $30
Ko-Ken 4239AM Metric and AF 12-Point Socket Set, 40 Pieces, 1/2 in Drive
Delivery between 29 Oct – 4 Nov $90.83
Koken - Socket Set 1/2" Drive 12 Point AF/met (40pcs) | KO4239AM
Delivery between 27 Oct – 4 Nov $7.95
KO-KEN 10-32mm x 3/8-1-1/4 x 1/2inch Drive Metric/Imperial Socket Set - 40 Piece KO4239AM
Free delivery between 2–5 Nov
originally posted on ebay.com
Amazing material on these sockets. Ratchet only has 24t but very durable. The handle is comfortable and grips very well. Built to last forever. Very happy.
| Included Tools | Sockets |
| Tool Type | Socket |
| Dimensions | 40 × 20 × 10 cm |
| Weight | 10 kg |
| Power Source | Manual |
Koken 40PC 1/2"Dr 12PT AF/Metric Socket Set KO4239AM
Free delivery between 29 Oct – 4 Nov
Koken 4239am Socket Set 1/2′′ Square Drive 12 Point 40 Piece Metric /
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Koken 4239AM Socket Set 1/2′′ Square Drive 12 Point 40 Piece Metric / AF - Made in Japan
Delivery between 28 Oct – 6 Nov $30
Ko-Ken 4239AM Metric and AF 12-Point Socket Set, 40 Pieces, 1/2 in Drive
Delivery between 29 Oct – 4 Nov $90.83
Koken - Socket Set 1/2" Drive 12 Point AF/met (40pcs) | KO4239AM
Delivery between 27 Oct – 4 Nov $7.95
Amazing material on these sockets. Ratchet only has 24t but very durable. The handle is comfortable and grips very well. Built to last forever. Very happy.
| Included Tools | Sockets |
| Tool Type | Socket |
| Dimensions | 40 × 20 × 10 cm |
| Weight | 10 kg |
| Power Source | Manual |
