Solid Carbide Drills DTN Solid Carbide Drills - Tip angle 90° (for Spotting) 外冷定點鎢鋼鑽頭 Product Specs P M K N S H . 90° Tip Angle . 45° Chamfer Angle . External Coolant . UNIX Coating ● ○ ● . Tolerance h8 . For Alloy Steel, Stainless Steel and Cast Iron. Unit:mm Order No. D L1 L Ds Order No. D L1 L Ds DTN01300901 1.30 4 50 3 DTN01700901 1.70 5 50 3 DTN03000901 3.00 8 50 3 DTN04000901 4.00 10 50 4 DTN05000901 5.00 13 50 5 DTN06000901 6.00 15 50 6 DTN08000901 8.00 20 60 8 DTN10000901 10.00 25 75 10 DTN12000901 12.00 30 75 12 DTN16000901 16.00 35 100 16 C056