Features: Professional 3pcs Fin Comb Set with stainless steel teeth and ABS handles efficiently straightens bent fins, removes debris from condenser coils, and restores optimal for HVAC. Features adjustable depth stainless steel comb teeth, color coded 6 in 1 plastic fin comb and aluminum construction for long lasting coil maintenance. Ideal for HVAC technicians, appliance repair specialists, and homeowners seeking professional tools to maintain split air conditioners or commercial refrigeration units. Perfect for routine maintenance of window units, evaporators, or car radiator coils where bent fins reduce cooling efficiency and energy consumption. This comprehensive coil cleaning set combines a circular fin straightener, plastic comb, and radiator brush to address varied fin densities while protecting delicate aluminum heat exchanger surfaces. Specifications: Component:ABS+Aluminum+Stainless Steel Size:Approx.117MM/4.16inch Package Includes: 1Pc Plastic Fin Comb 1Pc Stainless Steel Fin Comb 1Pc Radiator Condenser Fin Comb note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.