Used on boring machines and dowel drilling devices. Use for drilling through holes in solid wood, wood composites, plastic and laminated materials.For panels with a 30-40mm maximum thickness.TECHNICAL DETAILS: -super-strength steel; -spiral portion coated with orange or black P.T.F.E.; -HWM head with precision balanced centre point; -2 precision ground cutting edges (Z2); -2 spiral flutes; -parallel shank with driving flat and length adjusting screw.








