Material:G.I Steel Base Plate Size:2 x 2 or 1 3/8 x 1 3/8 Nail Length:33mm;43mm;53mm;63mm Glue:Strong Sticky Type; Against High Temperature Nail Material:Flexible Base Gasket:Double Sided PE foam Nail Diameter:2.5mm CALLED:HVAC SELF STUCK STICK UP STUCK-UP ADHESIVE INSULATION PIN Need 20,000 pins and 40,000 clips delivered to NSW Australia, must be same or similar size to measurements in attached photo Show More