Complex sentence: Lee Valley Tools is a Canadian family-owned mail-order and retail company purveying mainly woodworking and gardening tools and equipment, as well as woodworking hardware and gifts.
Split into simpler sentences: Lee Valley Tools is a Canadian business specializing in tools and gifts for woodworking and gardening. The primary business is mail-order and retail, purveying mainly woodworking and gardening tools and equipment, as well as woodworking hardware and gifts.