Self-Drilling Fasteners for Metal Stud Framing GoBoard® 1-5/8" Self-Drilling Fasteners are designed for securely attaching GoBoard® tile backer boards to metal stud framing. The self-drilling tip eliminates the need for pre-drilling, helping speed installation while providing reliable fastening performance. Compatible with Multiple GoBoard Thicknesses These corrosion-resistant fasteners are compatible with 1/4", 1/2", 5/8", and 1" GoBoard® tile backer panels. The large-diameter head with a smooth underside helps distribute clamping force for secure panel attachment without damaging the board surface. T-25 Drive with Installation Bit Included Each box contains 550 self-drilling fasteners and includes a T-25 installation bit for immediate use. The fasteners are manufactured specifically for GoBoard® installations over metal stud framing.