Stainless Steel Phillips Pan Head Self Tapping Screw

Stainless Steel Phillips Pan Head Self Tapping Screw The cross head screw adopts a cross shaped thread design, which allows the screw to provide better grip during fixation, increasing the stability and reliability of the connection. The screw head is designed with a round head, which allows the screw to provide a wider contact area during fixation, thereby evenly distributing the force at the connection points and reducing pressure concentration on the material. d P dk k Slot number max min max min ST2.2 0.8 4 3.7 1.6 1.4 0# ST2.9 1.1 5.6 5.3 2.4 2.15 1# ST3.5 1.3 7 6.64 2.6 2.35 2# ST4.2 1.4 8 7.64 3.1 2.8 ST4.8 1.6 9.5 9.14 3.7 3.4 ST5.5 1.8 11 10.57 4 3.7 3# ST6.3 1.8 12 11.57 4.6 4.3