Holemaking - Optimal cutting edge and flute profiles - 4 margins on the drill periphery promotes smooth chip evacuation. provides close tolerance holes. - Self-centering cutting edge style provides secure drill engagement. Lineup Drill - DSQ... 4 flutes drill DC = ø6 - ø16 mm Available in 3xD and 5xD Grade - AH9130: Wear-resistant grade that enables long tool life Scan this QR code to find out more about this tool! Tungaloy 167