Popular Welder Tip to Repair Broken Tabs on Car Headlights - often with > PP < rods Great for Spot Welding in Narrow Area – Skinny and small size and the controlled way of feeding the plastic rod through the tip provides clean repair Check the Thread Size Before Buying - 12/24 NPT (National Pipe Taper) thread size welding tip is compatible with JOUNJIP or Gino plastic welders. Works well with JounJip 7 Types Welding rods – 1/8” (3mm) diameter : Polypropylene (PP), Polyurethane (PUR), ABS, Polyethylene (PE), Thermoplastic Olefin (TPO), Nylon (PA), and Polycarbonate (PC) Warning: Wait for the tip to be completely cooled down before unscrewing to replace the tip. Metal can get brittle while hot and get stuck in the welder. This replacement tip for JOUNJIP’s plastic welding iron is great for spot welding in narrow Area. Skinny and small size and the controlled way of feeding the plastic rod through the tip provides clean repair. For this reason, it is a popular welder tip to repair broken tabs on car headlights - often with > PP < rods. This boot tip (It looks like boot) can be used for most types of popular thermoplastic welding jobs using JounJip 7 type welding rods : Polypropylene (PP), Polyurethane (PUR), ABS, Polyethylene (PE), Thermoplastic Olefin (TPO), Nylon (PA), and Polycarbonate (PC). Repair types include plastic bumpers, kayaks, and more. This durable welding tip accepts 1/8th inch (3 mm) diameter plastic welding rods. Attachment thread size: 12/24 NPT (National Pipe Taper).