Tiger INOX 4.5 inch type 27 depressed center cutting wheels are specifically designed for high performance when cutting stainless steel. These wheels incorporate a Contaminant-free bond that delivers a worry-free solution for stainless steel applications. The depressed center provides added clearance when working at a constrained angle. The .045 wheel thickness is ideal for cutting tubes, bar stock, and large cross-sections with a right angle grinder. The open arbor offers a cost-effective mounting option when using adapting nuts.