アートスクリュー Official site

"Motion Tight," a high-performance screw that doesn't loosen and is unaware of contamination! It solves the problem of bolt and screw loosening with stable axial force.

【Patent Numbers】 ■Patent No. 4806103 ■Patent No. 4878407 【Evaluation Tests】 ■NAS Vibration Test →Passed a total of 30,000 rotations of vibration testing in 17 minutes ■Yunker Vibration Test →Comparison data with standard products available on the official website ■Fatigue Test: JISB1081 →Approximately 20% improvement ■Load Distribution Ratio (%) 　　　　　　　Standard Bolt: Motion Tight →Thread No. 1　　　　32.9：　　　　　26.4 →Thread No. 2　　　　19.7：　　　　　19.6 →Thread No. 3　　　　14.1：　　　　　15.6 →Thread No. 4　　　　11.5：　　　　　13.4 →Thread No. 5　　　　10.4：　　　　　12.2 →Thread No. 6　　　　11.4：　　　　　12.8 →　Total　　　　　 100.0：　　　　　100.0 *Motion Tight has a more averaged load distribution ratio compared to standard products, resulting in higher fatigue strength and reduced likelihood of breakage. ■Torque and Axial Force Test 　→Variation in axial force is about half that of standard products *For more details, please refer to the catalog. Feel free to contact us with any inquiries.