Color: Silver Condition: New Diameter: 1/8″ Drill (Hole) Size: #30 Head Type: Dome Head (Rivet) Rivet Diameter Facet: #4 (1/8″) Finish: Zinc Plated Flange Diameter Nominal: 0.25 Head Height Max: 0.04 Head Style: Dome Mandrel Diameter Nominal: 0.076 Material: Steel Nominal Size: #4 Other: Open End Part Number: 720572169676 Pilot Hole: 0.129 – 0.133 Product Type: Open End Blind Rivets Rivet Diameter: (#4) 1/8″ (.125) Size System: US Size Type: Regular System of Measurement: Inch Tolerance (IFI): Actual measurements may vary slightly /- depending on production run within IFI Tolerances Weight: 1 lb 1/8″ or #4 (Rivet Sizing Chart) Domed head rivets are used when there is no access to the blind side of the two materials Most common rivet IFI 114 Compliant Used to join two materials together quickly After mandrel breaks off domed head is left exposed Both hat and mandrel are made of SBS steel All Steel Open End Blind Rivet Spec Sheet