10 x 180mm ForgeFast Torx Wafer Head Timber Landscaping Screws, Tan, Tube of 25 (FFTWH10180ET) UNC - A2 Stainless Steel Threaded Bar - ASME B18.31.3 thanks to the 12

thanks to the 12

Shank (S): 3/4 Inch Weldon

How do I know the correct embedment depth

Pack Size: 10

10 x 180mm ForgeFast Torx Wafer Head Timber Landscaping Screws, Tan, Tube of 25 (FFTWH10180ET) UNC - A2 Stainless Steel Threaded Bar - ASME B18.31.3 thanks to the 12Corrosion Resistant Timber Screw High performance, corrosion resistant timber landscaping screws designed for exterior timber construction, landscaping, fencing, and decking installations. With a wafer head, a sharp point for quick installation, deep self drilling thread, and a hardened case and core for exceptional strength. The corrosion resistant coating blends well with treated timber and provides the equivalent to 2000 hours of salt spray