It's an evolved version of a spring washer to prevent loosening of bolts and nuts and to prevent them from falling off!
"YOSHER" is a newly developed anti-loosening washer, evolved from spring washers, to prevent accidents caused by the falling or dropping of bolts and nuts. Its inner diameter bites into the valleys of the threads, making it unaffected by loosening due to reverse rotation. 【Features】 ■ Significant cost reduction is expected compared to conventional similar products ■ By changing the outer diameter, inner diameter shape, material, and plate thickness, it can accommodate various loosening conditions ■ Can be attached and detached with commercially available tools *For more details, please download the PDF or feel free to contact us.
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【Specifications】 ■Material: Steel, Stainless Steel ■Surface Treatment: To be discussed separately *For more details, please download the PDF or feel free to contact us.
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For more details, please download the PDF or feel free to contact us.
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Tokyo Metal Co., Ltd. has consistently pursued the path of manufacturing and selling spring washers since its establishment in 1939. In particular, it has become widely known as a specialized manufacturer of washers made from phosphor bronze and stainless steel. Additionally, since 1983, seeking greater possibilities, we have established a press division, introducing state-of-the-art machinery from mold creation to pressing, and we are making our best efforts to produce products that satisfy our customers.