Bolt ea khoele ea trapezoidal

Factory Made GB 899 Double-end Stud e nang le likhoele tse bolelele bo lekanang habeli M8*1.25/ M10*1.75 Matla a phahameng
Matla a Phahameng a Trapezoidal buckle screw thread stud bolt
Trapezoidal buckle bolt (Trapezoidal Thread rod and nut)Trapezoidal Thread (DIN103)