The Holcutters, are not hole saws. They're precision ground, heat treated tools that easily cut thru the stock rather than ripping, tearing, and pushing thru as do typical hole saws. | They can produce holes three times faster and cleaner than hole saws in sheet metal and have dramatically extend tool life, too. | All sizes have a "shoulder" to prevent plunge-thru, which is especially useful when drilling into live electrical boxes. Material Application Aluminum; Mild Steel; Stainless Steel; Steel | Cutter Diameter (Inch) 7/8; 1-1/8; 1-3/8; 1-3/4; 2; 2-1/2 - Cutter Material High Speed Steel | Set Includes (1) Arbor; (1) Hex Washer; (1) Plastic Case; (6) HSS Hole Cutters; Instructions; Pilots
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Item# : SPM18136163404
Model # : RNAB07BZVMS9Z