They include exceptional hardness

XR platform: Compatible with 18V XR slide-pack batteries and chargers (sold separately)

1 x 18V Brushless Axial Blower

Fitted with a comfortable handle

and which are compatible with almost all other utility knives

Milwaukee M18FAP180-502X 18V FUEL Polisher Kit (2 x 5Ah) Cordless Grease Gun They include exceptional hardnessMilwaukee M18FAP180 502X 18V FUEL Polisher Kit (2 x 5Ah) The Milwaukee M18FAP180 502X is a complete FUEL polisher kit including two 5. 0Ah batteries and a charger. As a result, it is an excellent value package for automotive professionals and bodyshop technicians who need a capable cordless polisher ready to use from day one. Because two 5. 0Ah batteries are included, you have continuous polishing power throughout a full professional working day.