The milwaukee m18 fpp4m 524b 4 piece kit contains the following 1 x 18 volt m18 chpx fuel sds plus hammer has a powerful hammer mechanism that delivers 43 joules of impact energy at low 86 ms vibrations thanks to the new dual rail anti vibration system modes rotary hammer hammer only rotation only and variolock no load speed 0 1350min impact rate 0 5000bpm 43 joules capacity steel 13mm wood 30mm concrete 28mm weight 43kg 1 x 18 volt m18 fpd fuel percussion drill is fitted with a milwaukee de