Thank you for viewing. Please confirm the following items: ・No comments are needed before purchase. ・We do not offer discounts on single items. ・We do offer combined purchases, so please request them. ・We only comment after purchase when shipping. A set of 10 sizes, often used for deep rosettes and tops. ・15mm Included, compatible with bicycles and European cars. ・The kit also includes 19mm, which is frequently used for repair and construction screws and bolts. (19mm deep jacks are expensive) Buying products from domestic manufacturers would cost 3-4 times more. (Even inexpensive ones like Top Industries or Vessel cost around 500-1000 yen (^_^;)) Can be used with electric drills and electric screwdrivers, and also with impact drivers and pen impacts due to the hexagonal shank. One-touch replacement for faster work! Oil is used in production and storage. If you are concerned, please wipe it off before use. ◆Shipping◆ ・Shipped via regular mail or Click Post. ・No tracking number. ・Ships on Mondays, Wednesdays, and Fridays. If a national holiday falls on these days, shipping will be the day before or the day after. ・Shipping will be the next day or later. ・Delivery takes 3-5 days. ・May take 4-7 days or more depending on weather, holidays, and traffic conditions. ◆About the product◆ ・New and unused. Product Name: Impact-resistant Deep Head 10-piece set Shipping: Free Sizes: 6mm, 7mm, 8mm, 10mm, 12mm, 13mm, 14mm, 15mm, 17mm, 19mm Total Length: Approximately 78mm Insert: 6.35mm Hex Shank