Maple Tapping Kit - Hook and Spile Kit - Heavy Duty 7/16 inch - Plus 80 page how-to book "Guide to Maple Tapping" Tap 4 Maple Trees with this Simple Maple Tap Kit. Make your own Maple Syrup! Super heavy-duty 7/16 inch cast aluminum spiles with hooks. Will never rust or split. Top quality Maple Sugaring Supplies. Pre-assembled and ready for tapping. Comes with our Maple Tapper copyrighted, professionally written, and fully illustrated Guide to Maple Tapping. As the go-to of maple sugaring books, it will give you the best information available on maple tree tapping and making maple syrup. Also comes with a copyrighted quickstart maple sap tapping instruction sheet. These maple taps are professional grade and will become the base component of your sugaring equipment and maple sap supplies. Their top quality construction will give you years of use.