The Inserta Tee gray hole saws are made for cutting a high volume of holes in solid wall HDPE; it comes with carbide tips that work very well for cutting through the dense polyethylene. They also include the pilot bit and arbor (4 ½”–6 ½” ½” pilot bit).
We carry the full line of Inserta Tee Hole Saws in case your project requires a higher caliber saw, so feel free to contact us. Other saws include the Blue, Red, Black, Silver, and Gold series lines.
(800) 604-5537