Irwin Bi-Metal Holesaw Kits are available in a unique attractive soft storage case that incorporates an unbreakable hinge and internal padding that protects its contents.
The case has an integral handle and has a cardboard sleeve that contains important product information.
The Bi-Metal hole saws cut through a variety of materials; including aluminum; copper; iron; stainless steel; wood and zinc.
They have precision set teeth for faster penetration and the electron beam weld ensures stronger; longer-lasting teeth. The Bi-Metal construction makes these hole saws tough and durable.