Curly Hard maple is hard maple lumber with a figure that typically runs across the width of the board. Curly Hard maple has a tight sporadic curl most of the time, but the figure in each board can vary, making this a unique one-of-a-kind lumber. Curly Hard maple is 20 percent harder than Curly Soft maple lumber, making it a good choice when extra strength and durability is needed.
The music instrument industry uses Curly Hard maple in many areas of guitar parts. Curly Hard maple is typically white maple but can have spots of heartwood color as well. Thicker stock in Curly Hard maple is very difficult to source, making the cost of the lumber more expensive than Curly Soft maple.