Cross Recessed Pan Head Screw with Spherical Underhead
Execution Standards: DIN 7991, GB/T 70.3
Performance Grades: Grade 4.8, Grade 8.8, Grade 10.9, Grade 12.9
Execution Standards: DIN 7991, GB/T 70.3
Performance Grades: Grade 4.8, Grade 8.8, Grade 10.9, Grade 12.9