Catalog > Tools and Production Equipment > Soldering Tools and Accessories > Soldering Tips 54100299 Chisel Soldering Tip 2.4mm Chisel Soldering Tip for LR21. Part No: 54100299 Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features for LR21 Additional Information Model ET-B Size 2.4mm