T.C.T Hole-Saw Meta-Core Triple MCTR-21 UNIKA

Adopted a 3-angle cutting edge so chips do not scatter even with rough use.Punching on curved surface from thick steel plates to thick-walled metal pipes is possible.With a blade designed to reduce friction, lighter and faster drilling and longer life than conventional items(flat blade)are achieved.Step center drill is adopted to reduce the impact when the center drill penetrates.A ?g10mm/13mm chuck combination shank that does not limit the drill chuck diameter is used.Cutting Diameter (mm):21Throat Height (mm):25Shank Diameter (mm):10/13Blade Thickness (mm):2.8Blade Part: Carbide TipCenter drill: High-speed steel(HSS)