Prevent screw tightening troubles with Quostics for home appliances!
Improve the assembly efficiency of home appliances!
Quostics are screws that can be used with the drivers you currently have. They can reduce troubles related to screw tightening in assembly line work. 【Benefits of Implementation】 - Prevents issues that could damage external parts or circuit boards due to stripped screws. - Provides good grip even with low-profile screws, contributing to space-saving and improved design aesthetics.
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【Features】 - Good torque transmission efficiency - Excellent adhesion to bits - Superior bit durability - Compatible with commercially available cross bits 【Our Strengths】 We are a specialized trading company that handles a wide range of products related to manufacturing centered around screws. We provide optimal proposals tailored to our customers' needs.
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Small screws, drill screws, low head screws We have a proven track record in the assembly of industrial equipment using automatic screw tightening machines in the home appliance manufacturing sector on production lines.
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Our company is a specialized trading firm that handles a wide range of products related to manufacturing, centered around "screws." We offer not only tools, carts, and standard screw products but also processed and drawing items made of metals, plastics, and harnesses. Additionally, we handle various types of transport robots such as AGVs and AMRs. Since our establishment in 1957, we have been engaged in transactions with many suppliers both domestically and internationally. Our strengths lie in our reliable quality, competitive pricing, and speedy responsiveness. In addition to our headquarters in Tokyo, we have branches in Kawasaki, Tochigi, Shizuoka, Osaka, the Philippines, Vietnam, Shanghai, and Hong Kong, where our sales representatives provide consistent support from quotations to after-sales follow-up. We also have a subsidiary, Tokai Lock Co., Ltd., which specializes in anti-loosening processing for screws. We will provide optimal proposals tailored to your needs, so if you have any issues related to manufacturing, please feel free to contact Koyama Co., Ltd.





