Solid Carbide Drills DLC Solid Carbide Drills - 3~4×D (for Mini hole) 內冷小徑鎢鋼鑽頭 Product Specs P M K N S H . 3~4×D Cutting depth . Reinforced Shank . 130°, 140° Tip Angle . Internal Coolant ● ● ● . UNIX Coating . Tolerance h8 . Double Margins Design . SX Design . For Alloy Steel, Stainless Steel and Cast Iron. Unit:mm Order No. D L1 L Ds Order No. D L1 L Ds DLC02000301 2.00 12 50 3 DLC02100301 2.10 12 50 3 DLC02200301 2.20 12 50 3 DLC02300301 2.30 12 50 3 DLC02400301 2.40 16 50 3 DLC02500301 2.50 16 50 3 DLC02600301 2.60 16 50 3 DLC02700301 2.70 16 50 3 DLC02800301 2.80 16 50 3 DLC02900301 2.90 16 50 3 DLC03000301 3.00 20 60 4 DLC03100301 3.10 20 60 4 DLC03200301 3.20 20 60 4 DLC03300301 3.30 20 60 4 DLC03400301 3.40 20 60 4 DLC03500301 3.50 20 60 4 DLC03600301 3.60 20 60 4 DLC03700301 3.70 20 60 4 DLC03800301 3.80 24 60 4 DLC03900301 3.90 24 60 4 C022