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 6 offers
The lowest price for Koken Socket Set 1/2DR 12Pt AF/MET (40pcs) KO4239AM right now is $429.00 at housetradesupplies, compared across 5 retailers.
The all-time low was $424.95 on 5 Mar 2026 — today's price is 1% above the lowest ever. This is at or near its all-time low — a good time to buy.
Prices last updated 20 Aug 2026.
Last updated at 20/08/2026 18:07:55
Koken 40PC 1/2"Dr 12PT AF/Metric Socket Set KO4239AM
Free delivery between 25–31 Aug
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 40pc 1/2"dr 12pt Af/metric Socket Set Ko4239am
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 24 Aug – 2 Sept $30
KO-KEN 10-32mm x 3/8-1-1/4 x 1/2inch Drive Metric/Imperial Socket Set - 40 Piece KO4239AM
Free delivery between 27 Aug – 1 Sept
Koken - Socket Set 1/2" Drive 12 Point AF/met (40pcs) | KO4239AM
Delivery between 21–29 Aug $7.95
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.
| Drive | 1/2" |
| Style | 12pt |
Koken 40PC 1/2"Dr 12PT AF/Metric Socket Set KO4239AM
Free delivery between 25–31 Aug
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 40pc 1/2"dr 12pt Af/metric Socket Set Ko4239am
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 24 Aug – 2 Sept $30
KO-KEN 10-32mm x 3/8-1-1/4 x 1/2inch Drive Metric/Imperial Socket Set - 40 Piece KO4239AM
Free delivery between 27 Aug – 1 Sept
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.
| Drive | 1/2" |
| Style | 12pt |
