XiXi Shop Practical Design: the fin comb is made of plastic, and the teeth are about a quarter of an inch deep, which is applied to straighten old fins on condenser; This fin comb tool repairs bent fins and air conditioning condenser brush can clean up the dirt on it, so your tools will run with top efficiency and clean evaporator and condenser on an air conditionalCoil Brush: quality stainless steel material, suitable for in line condenser; When applied, pull the holder inward and insert the brush's curved head inward to clean the dust or straighten the deformed condenserA Good Helper: the radiator fin comb straightener is equipped with a ring, which can be removed from the ring, and the fin comb has multiple colors for easy distinction; Comes with stainless steel fin comb use the two together to easily solve your air conditioning problemWarm Notes: regular usage of the radiator cleaning brush to clean the equipment can improve the efficiency of the air conditioner; Efficiency is very significant to the air conditioner, but these might not work on modern radiators that have lots of horizontal pieces and very fine radiator finsColour:Photo ColorMaterial:plasticPackage Contents:4 x Air conditioner fin cleaner setsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.