KITACO Smart Nut (Stainless Steel) 8MM 2 Pieces 0900-001-09202

• Even when tightening with high torque, no load is applied to the bolt, making it possible to greatly prevent bolt breakage accidents. • No serration specification, will not damage the contact surface with the mating material. • Adopts friction ring (special spring) • Double structure that strengthens the retention force of the axial force applied to the bolt by the counterbore structure provided on the bottom side. • I use E-LOCK NUT from Osaka Forming Co., Ltd.E-LOCK and SMART NUT are registered trademarks of Osaka Forming Co., Ltd.

The top side of the nut has a double structure that uses a 3-blade friction ring to generate prevailing torque (frictional torque that prevents free rotation), and at the same time, the counterbore structure on the bottom side strengthens the holding power of the axial force applied to the bolt.