It is well known that metal wedges must not be driven into wood using a brick axe however a soft head hammer is not always at hand the simplex brick axe is the perfect answer for all your wood splitting problems on the one hand it is a die forged cast splitting axe with turn tappet made of carbon steel on the other hand a soft head hammer with replaceable plastic insert using the plastic side not only prevents chipping the iron wedge but it also helps to prevent damage to your aluminiu