ProductsPower Tool AccessoriesSaw BladesHole SawsIrwin®3-1/2" 89mm HOLE SAWItem #IRW373312BXAvailablePlease Login to Order or View DetailsRequest InformationEmail Product LinkProduct DetailsSpecificationsIrwin Hole Saw, Linear Edge Variable Pitch, 3-1/2 in Dia, 4/6 TPI, 4-1/2 in Overall Length, Bi-Metal Cutting Edge, Bi-Metal Body, Toothed Cutting Edge, 95 rpm, Hex Shank, 3/8 in Shank, Blue, Applicable Materials: Aluminum, Brass, Cast Iron, Mild Steel, Stainless Steel, Steel, Tool Steel, Copper and ZincFeaturesSuper sharp teeth cut faster and dulls lessVariable depth gullets provide more efficient chip clearance4/6 variable pitch teeth for reduced noise and improved performanceElectron beam weld for stronger, longer lasting teethBi-metal construction for toughness and long lifeManufacturer: Stanley Black & DeckerBrand: IrwinC ountry of Orgin: USUNSPSC: 27112826Other Part Numbers: 373312BXKeywords373312BX Linear Edge Variable Pitch Hole Saw, 3-1/2 in Dia, Bi-Metal Cutting Edge ; Stanley Black Decker ; Irwin ; 373312BX ; Hole SawsBrandIrwin®APPLICATIONHole CuttingApplicable MaterialsAluminum, Brass, Cast Iron, Mild Steel, Stainless Steel, Steel, Tool Steel, Copper and ZincBody MaterialBi-MetalCutting Depth1-9/16 inDiameter3-1/2 inSpeed95 rpmUse Arbor373003, 373004