Plato Soldering Tips Type Weller® LT Compatible with Weller® micro soldering irons WSP 80, WP 80, WSP 80 FE, MPR 80, and FE 75. - Compatible with Weller soldering irons WSP 80, WP 80, WSP 80FE, MPR 80, and FE 75 – fast heat recovery increases soldering speed – cost reduction due to longer service life – Type/Dimensions: LT H/0.8 x 0.4 mm – Design: straight