Complex sentence: Despite this, it was the British practice to include a new flint with each box of twenty rounds for the Brown Bess musket-a skilled craftsman could make several thousand gun flints a day so they were individually quite cheap items.
Split into simpler sentences: Despite this, it was the British practice to include a new flint in each box of twenty rounds for the Brown Bess musket. A skilled craftsman could make several thousand gun flints a day so they were individually quite cheap items.