A set of drones pitched at F can be played with a G chanter by using the tuning beads. African Blackwood is the material of preference for the chanter and drones. Other hardwoods, ivory, or plastic materials can be used according to availability and the taste of the pipemaker, and occasionally at the request of the customer. Metal work is generally brass, although this can be plated. Nickel, Silver, and Gold plating are reasonably common.
Some makers offer solid silver fittings.
Today, there are very good ivory substitutes, which are commonly used. Horn is another option. It may also indicate a generally higher level of decoration. Bag covers are not essential but are commonly used. Bellows are traditionally hand stitched.