[8400M-24~8400M-54] Ko-ken 1"(25.4mm)SQ. 6-Point Socket 1 Piece (28 Sizes Available) - MisakaZoo

[8400M-24〜8400M-54] Ko-ken 1"(25.4mm)SQ. 6-Point Socket, Single Item (28 Sizes Available)

Ko-ken(コーケン) SKU: 8400M-24
Size
Selling price (Please note that the price is displayed excluding tax for carts compatible with both Japan and overseas.)
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Specifications of the selected size
Part No.
8400M-24
Overall length
60mm
Dimensions
D1:36.5 D2:44 H:17（mm）
Weight
approx. 348g
JAN
4991644175024
Made-to-order item. Ships within 7 to 10 business days of order.
  • You can choose a secure payment method.
  • Shipping schedule: Expected to ship within 1-5 business days. We will generally contact you via email after your order.
  • This product is available for pre-order: Delivery date will be communicated via email after your order.
Including tax View the shipping table. If shipping charges apply, they will be calculated and added at checkout.

※ The product image is a representative image common to the series. Only one unit of the selected size (part number) will be delivered.

Ko-ken
[8400M-24〜8400M-54]
1"(25.4mm)SQ. 6-Point Socket All 28 sizes (24mm to 54mm)

Part No. Size Overall length Dimensions (mm) Weight JAN Price
8400M-24 24mm 60mm D1:36.5 D2:44 H:17 Approx. 348g 4991644175024 ¥5,512
8400M-27 27mm 60mm D1:40.5 D2:44 H:19 Approx. 362g 4991644175055 ¥5,257
8400M-28 28mm 60mm D1:41.5 D2:44 H:19.5 Approx. 368g 4991644175062 ¥5,535
8400M-29 29mm 60mm D1:43 D2:44 H:20 Approx. 378g 4991644175079 ¥5,797
8400M-30 30mm 65mm D1:44 D2:45 H:21 Approx. 410g 4991644175550 ¥5,257
8400M-32 32mm 65mm D1:46.5 D2:45 H:23 Approx. 455g 4991644175086 ¥5,257
8400M-33 33mm 65mm D1:48 D2:46 H:23.5 Approx. 485g 4991644175093 ¥5,685
8400M-34 34mm 65mm D1:49 D2:46 H:24 Approx. 500g 4991644175109 ¥6,172
8400M-35 35mm 65mm D1:50.5 D2:48 H:24.5 Approx. 536g 4991644175116 ¥6,172
8400M-36 36mm 65mm D1:51.5 D2:48 H:25 Approx. 600g 4991644175123 ¥6,397
8400M-37 37mm 65mm D1:53 D2:50 H:25.5 Approx. 613g 4991644175130 ¥6,397
8400M-38 38mm 65mm D1:54 D2:50 H:26 Approx. 624g 4991644175147 ¥6,397
8400M-39 39mm 65mm D1:55.5 D2:50 H:26.5 Approx. 650g 4991644010660 ¥6,397
8400M-40 40mm 65mm D1:56.5 D2:53 H:27 Approx. 686g 4991644175154 ¥6,705
8400M-41 41mm 68mm D1:58 D2:53 H:28 Approx. 747g 4991644175161 ¥7,402
8400M-42 42mm 68mm D1:59 D2:53 H:28.5 Approx. 789g 4991644175178 ¥9,225
8400M-43 43mm 68mm D1:60.5 D2:53 H:29 Approx. 810g 4991644175185 ¥9,225
8400M-44 44mm 68mm D1:61.5 D2:53 H:29.5 Approx. 814g 4991644175192 ¥9,225
8400M-45 45mm 68mm D1:63 D2:53 H:30 Approx. 844g 4991644175208 ¥9,225
8400M-46 46mm 72mm D1:64 D2:53 H:31 Approx. 928g 4991644175215 ¥9,225
8400M-47 47mm 72mm D1:65.5 D2:53 H:31.5 Approx. 942g 4991644175222 ¥10,800
8400M-48 48mm 72mm D1:66.5 D2:53 H:32 Approx. 960g 4991644175239 ¥10,800
8400M-49 49mm 72mm D1:68 D2:53 H:32.5 Approx. 965g 4991644010677 ¥10,800
8400M-50 50mm 72mm D1:69 D2:53 H:34 Approx. 981g 4991644175246 ¥10,800
8400M-51 51mm 72mm D1:70.5 D2:53 H:38 Approx. 971g 4991644175253 ¥10,800
8400M-52 52mm 72mm D1:71.5 D2:53 H:38 Approx. 987g 4991644002658 ¥10,800
8400M-53 53mm 72mm D1:73 D2:54 H:37 Approx. 1050g 4991644010684 ¥10,800
8400M-54 54mm 72mm D1:74 D2:55 H:37 Approx. 1080g 4991644175260 ¥12,975

Square drive: 25.4mm (1 inch)

Official web catalog (2025-26 edition, page 142):Japanese ／ English

Google Product Category
English notation: Hardware > Tool Accessories > Tool Sockets
Japanese notation: DIY Supplies > Tool Accessories > Socket
Category ID: 5571

●Domestic Shipping Costs
Please add the product to your cart to check the shipping costs. We have various shipping options, so please check each time. There are also many products available with free shipping.
●International Shipping Costs
Shipping costs are calculated based on weight and volume. Please understand that some products are not eligible for international shipping.
●Returns After International Shipping
Please contact us within 30 days of receiving the product. Only products in their original condition will be accepted. Unopened and unused products can be returned. Return shipping costs will be borne by the purchaser. Additionally, some products may be marked as free shipping, but please be aware that the sale price may include air freight, fuel surcharges, demand surcharges, and other costs.

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International Shipping Policy — MisakaZoo

MisakaZoo – Your Specialty Store for Tools & Materials

Founded in Japan in 1948, MisakaZoo has built nearly 78 years of history rooted in gratitude and respect for our customers. MisakaZoo is a registered trademark in Japan. We specialize in Japanese-made tools sourced directly from Japan, offering a wide selection of JDM products available exclusively in the Japanese market.

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Shipping Options

Express Worldwide (DHL Express / FedEx)
Our fastest international shipping option. Delivery to major destinations in Europe and North America typically takes 3–4 business days.

Japan Post ePacket Light (items under 1 kg)
An economical option for lightweight packages. Includes tracking, with delivery made directly to the recipient's mailbox. Estimated delivery time: 5–21 days.

Japan Post Sea Freight / Funabin (10 kg – 30 kg)
An affordable option for heavier shipments. Estimated delivery time: approximately 1–3 months. Please note that sea freight may not be available for all destinations. We will confirm availability after your order is placed and contact you if any issues arise.

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Customs Duties & Taxes

All shipments — regardless of shipping method — are made on a DDU (Delivered Duty Unpaid) basis. This means the buyer is responsible for paying any applicable customs duties and import taxes upon delivery. Customs duties cannot be prepaid.

U.S. Customers: We do not collect sales tax for any U.S. state.

European & Australian Customers: Please be aware that VAT and GST are classified as import-related duties and taxes. These charges are assessed by national customs authorities at the time of importation and are the responsibility of the buyer.

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If you have any questions about shipping to your country, please don't hesitate to contact us before placing your order.

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●Regarding returns due to initial defects or issues after international shipping, we will respond with a full refund.
Return shipping costs will be borne by the seller.
●Regarding other issues after international shipping
If the customer is unable to receive the product due to long-term absence, refusal of receipt, incorrect address, etc., and the storage period of the shipping company has expired or the product has been returned, we may ask you to bear all expenses such as air freight costs. Please be aware of this in advance before making a purchase.

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