[16401M-17~16401M-46] Ko-ken 3/4"(19mm)SQ. Impact 6-Point Socket (Thin Wall) 1 Piece (30 Sizes Available) - MisakaZoo

[16401M-17〜16401M-46] Ko-ken 3/4"(19mm)SQ. Impact 6-Point Socket (Thin Wall) Single Item (30 Sizes Available)

Ko-ken(コーケン) SKU: 16401M-17
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.
16401M-17
Overall length
50mm
Dimensions
D1:28 D2:43 H:12（mm）
Weight
approx. 300g
JAN
4991644430611
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 1 piece of the selected size (part number) will be delivered.

Ko-ken
[16401M-17〜16401M-46]
3/4"(19mm)SQ. Impact 6-Point Socket (Thin-Wall) - 30 sizes (17mm to 46mm)

Part No. Size Overall length Dimensions (mm) Weight JAN Price
16401M-17 17mm 50mm D1:28 D2:43 H:12 Approx. 300g 4991644430611 ¥2,085
16401M-18 18mm 50mm D1:29.3 D2:43 H:13 Approx. 300g 4991644430628 ¥2,085
16401M-19 19mm 50mm D1:30.5 D2:43 H:13 Approx. 300g 4991644430635 ¥2,085
16401M-20 20mm 50mm D1:31.8 D2:43 H:14 Approx. 302g 4991644430642 ¥2,197
16401M-21 21mm 50mm D1:33 D2:43 H:15 Approx. 305g 4991644430659 ¥2,085
16401M-22 22mm 50mm D1:34.3 D2:43 H:15 Approx. 310g 4991644430666 ¥2,085
16401M-23 23mm 50mm D1:35.5 D2:43 H:16 Approx. 315g 4991644430673 ¥2,085
16401M-24 24mm 50mm D1:36.8 D2:43 H:16 Approx. 325g 4991644430680 ¥2,085
16401M-25 25mm 50mm D1:38 D2:43 H:16 Approx. 326g 4991644430697 ¥2,197
16401M-26 26mm 50mm D1:39.3 D2:43 H:16 Approx. 330g 4991644430703 ¥2,085
16401M-27 27mm 50mm D1:40.5 D2:43 H:16 Approx. 340g 4991644430710 ¥2,085
16401M-28 28mm 50mm D1:41.8 D2:43 H:16 Approx. 345g 4991644430727 ¥2,362
16401M-29 29mm 53mm D1:43 D2:43 H:18 Approx. 355g 4991644430734 ¥2,310
16401M-30 30mm 53mm D1:44.3 D2:43 H:18 Approx. 365g 4991644430741 ¥2,310
16401M-31 31mm 53mm D1:45.5 D2:43 H:18 Approx. 375g 4991644430758 ¥2,362
16401M-32 32mm 53mm D1:46.8 D2:43 H:19 Approx. 385g 4991644430765 ¥2,407
16401M-33 33mm 55mm D1:48 D2:43 H:20 Approx. 395g 4991644430772 ¥2,670
16401M-34 34mm 55mm D1:49.3 D2:43 H:20 Approx. 420g 4991644430789 ¥2,542
16401M-35 35mm 55mm D1:50.5 D2:43 H:20 Approx. 430g 4991644430796 ¥2,707
16401M-36 36mm 55mm D1:51.8 D2:43 H:20 Approx. 440g 4991644430802 ¥2,760
16401M-37 37mm 55mm D1:53 D2:43 H:20 Approx. 460g 4991644430819 ¥3,000
16401M-38 38mm 57mm D1:54.3 D2:43 H:20 Approx. 472g 4991644430826 ¥3,000
16401M-39 39mm - - - 4991644430833 ¥3,210
16401M-40 40mm 57mm D1:56.8 D2:43 H:20 Approx. 525g 4991644430840 ¥3,285
16401M-41 41mm 57mm D1:58 D2:43 H:22 Approx. 555g 4991644430857 ¥3,285
16401M-42 42mm 57mm D1:59.3 D2:43 H:22 Approx. 565g 4991644430864 ¥3,285
16401M-43 43mm 62mm D1:60.5 D2:43 H:23 Approx. 662g 4991644430871 ¥3,285
16401M-44 44mm 62mm D1:61.8 D2:43 H:23 Approx. 670g 4991644430888 ¥4,462
16401M-45 45mm 62mm D1:63 D2:43 H:23 Approx. 700g 4991644430895 ¥4,462
16401M-46 46mm 62mm D1:64.3 D2:43 H:23 Approx. 710g 4991644430901 ¥4,462

Square drive: 19mm (3/4 inch)

Official web catalog (2025-26 edition, page 231):Japanese / English

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