開孔器Features:1)Variablepitchteethforfaster,smoothercuttingandlessvibration2)Longerlastingdesignformorecutspersaw3)Longcuttinglife,forthebuilders,tilesetters,homeowners,do-it-ourselves,constructionworkersandotherprofessionals4)Canbeusedinportableelectricorpneumatictools,verticaldrillmachines,lathe,boring/millingmachinesandothermachinetools;5)Cutsthroughwall ,brickandconcrete(alsothemodelforstainlesssteelmaterialsareavailableaswell)6)Wecanbedesignasperyourspecification