Cathole trowels are used by backpackers , hikers and some kinds of campers .Cathole trowel: Cathole trowel2. bricklayer's trowel (also known as a pointing trowel) is a tool with a handle and flat metal blade, used by masons for leveling, spreading, or shaping substances such as cement, plaster, or mortar, as well as for breaking bricks to shape them or smoothing a mould. : 2 . bricklayer's trowel