Solid Carbide Drills DDC Solid Carbide Drills - 10×D (for Deep Hole) 內冷深孔鎢鋼鑽頭 Product Specs P M K N S H . 10×D Cutting depth . Reinforced Shank . 135° Tip Angle . Internal Coolant ● ● ● ○ ○ ○ . UNIX Coating . Tolerance h8 . Double Margins Design . SX Design . For Steel, Alloy Steel, Stainless Steel and Cast Iron. ※ DDC drills require an initial pilot hole to guide the drill. Unit:mm Order No. D L1 L Ds Order No. D L1 L Ds DDC03001001 3.00 48 100 4 DDC03501001 3.50 48 100 4 DDC04001001 4.00 48 100 4 DDC04501001 4.50 72 125 6 DDC05001001 5.00 72 125 6 DDC05501001 5.50 72 125 6 DDC06001001 6.00 72 125 6 DDC06501001 6.50 96 150 8 DDC07001001 7.00 96 150 8 DDC07501001 7.50 96 150 8 DDC08001001 8.00 96 150 8 DDC08501001 8.50 120 175 10 DDC09001001 9.00 120 175 10 DDC09501001 9.50 120 175 10 DDC10001001 10.00 120 175 10 DDC11001001 11.00 132 200 12 DDC12001001 12.00 144 200 12 C016