坂本精工 Product Lineup

Since our establishment, we have continued to produce custom-made products (special items) such as vanishing drills, reamers, and end mills. For approximately 35 years since our founding, we have specialized in solid tools (all carbide) and have achieved a production record of 800,000 units with three key strengths. Our standard delivery time is about 20 days, and we can respond flexibly to urgent requests for specific products, with the possibility of delivering in as little as 7 days for express orders. 【Features】 ■ Immediate response with abundant inventory ■ Rapid design of drawings (submitted in about 2 days) ■ Increased productivity through automation of NC machines *For more details, please download the PDF or contact us.

• drill

Sakamoto Seiko Co., Ltd. is a company that manufactures and sells carbide tools, established in February 1990 and located in Yao City, Osaka Prefecture. We cater to various tool shapes and specialize in the production of solid carbide tools. If we have the material in stock, we can produce solid tools in as little as 7 days. We deliver high-quality tools in a short lead time. 【Business Overview】 ■ Manufacturing and sales of carbide tools For automobiles, aircraft, medical devices, electronic components, etc. *For more details, please refer to the PDF document or feel free to contact us.

• Reamer
• drill

At Sakamoto Seiko, we have established an integrated production system within the company to promptly respond to our customers' requests, allowing us to quickly manufacture precision carbide drills, reamers, end mills, and more. If you have any questions about carbide tools, please feel free to consult us. 【Production Process】 ■Consultation ■Drawing Creation ■Cylindrical Grinding ■NC Tool Grinding ■Precision Grinding ■Inspection *For more details, please refer to the PDF materials or feel free to contact us.

• Contract manufacturing
• Processing Contract

We propose coatings tailored to your needs from among five domestic coating manufacturers. Various coatings are available, including the commonly used "TiN (Titanium)" and "TiALN (Titanium Aluminum Nitride)," which is suitable for tools subjected to thermal loads. We aim for a one-month delivery time including coating. Please feel free to consult us first. 【Types of Coatings】 ■TiN (Titanium) ■TiCN (Titanium Nitride) ■TiALN (Titanium Aluminum Nitride) ■AlCrN (Aluminum Chromium Nitride) ■HELICA ■DLC *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

Since our establishment, we have been well-received for 35 years, using short delivery times as one of our strengths. Recently, we have achieved an average delivery time of about 20 days, placing us among the top in the industry. For ultra-fast responses, we can deliver in as little as 7 days. Short delivery times can greatly contribute to our customers' development speed. Additionally, we are focusing on enhancing our technical capabilities by introducing test processing. We will continue to strive to make significant contributions to improving our customers' productivity. *For more details, please refer to the PDF document or feel free to contact us.*

• Reamer
• drill
• End Mills

Sakamoto Seiko Co., Ltd. provides "drills, end mills, and reamers" used for drilling, cutting, and reaming processes in a short period of time. With years of accumulated experience, we possess high-level technology that meets customer demands, and our end mills and reamers have been proven for their high precision, as evidenced by their adoption in the production process of the Boeing 787. We manufacture products of various sizes and specifications for both drills and end mills according to customer requests. 【Features】 ■ Provided in a short period of time ■ High-level technology that meets customer demands ■ Capable of manufacturing products of various sizes and specifications *For more details, please refer to the PDF document or feel free to contact us.

• Reamer
• drill
• End Mills

Our "Vanishing Drill and Reamer" can process even multi-stage and complex shapes in one go without any pre-processing. It enhances work speed and achieves a beautiful surface finish. It is suitable for automation and unmanned processing. To maintain the precision and durability as a special carbide tool, we apply DLC coating, making it primarily used in fields that require high precision, such as automotive, aerospace, medical machinery, and electronic components. 【Features】 ■ Can process even multi-stage and complex shapes in one go without any pre-processing ■ Enhances work speed and achieves a beautiful surface finish ■ Suitable for automation and unmanned processing ■ DLC coating is applied to maintain precision and durability ■ Offered with short delivery times and low costs *For more details, please refer to the PDF document or feel free to contact us.

• Reamer
• drill

Our company develops and sells "small diameter vanishing drills and reamers" that achieve higher precision drilling. Currently, we are capable of manufacturing vanishing drills with a diameter of Φ0.56 mm for mass production and a minimum diameter of Φ0.45 mm. We believe our products can be beneficial not only in the automotive and aerospace industries but also in the fields of medical devices and electronic components. 【Our Strengths】 ■ Proposal capabilities ■ Technical expertise ■ Short delivery times ■ Design ■ Delivery and inventory management *For more details, please download the PDF or feel free to contact us.

• drill
• Reamer
• Other cutting tools