Used For Stitching Metal Or Attaching To Metal. A Pre-Drilled Hole Is Required. Pan Head For Improved Clamping. Pan Head For Extra ClampingPlated In Trivalent Chromium (Cr3) Zinc60° Self-Tapping Thread For Ease Of InsertionManufactured To Bs 4174:1972PTDTIM00634CPAZS
