Compatible working materials: Concrete, masonry, and Features: Easy to work with just a pin and secure installation. In addition, just look at the pin to ensure that the hitting is complete. The screw diameter and anchor body diameter are the same, so you can drill holes after installation or anchor without rattling. The SC type is made of all-stainless steel, which is highly resistant to rust. Widely used in damp locations. SC type M screw stainless steel thread diameter (outer diameter) M6 to M10 model number thread diameter (outer diameter) total length (mm) screw length (mm) maximum usable thickness (mm) underhole diameter (mm) embedded depth (mm) maximum pulling strength (kN) SC-645 M6 45 15 5 6.4 30 5.3 SC-660 20 10 SC-8 40 M8 40 15 5 8.5 25 7.5 SC-850 50 20 5 35 9.6 SC-870 70 25 25 SC-890 90 25 45 SC-810 100 35 SC-1050 M10 50 20 5 10.5 30 13.1 SC-1060 60 25 5 40 15.2 SC-1070 70 25 15 SC-1080 80 25 SC-1090 90 30 35 SC-1010 1000 30 4 5 SC-1012 120 30 65 SC-1015 150 40 95