Solid Carbide Drills DDC Solid Carbide Drills - 15×D (for Deep Hole) 內冷深孔鎢鋼鑽頭 Product Specs P M K N S H . 15×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 DDC03001501 3.00 55 95 3 DDC03501501 3.50 76 116 4 DDC04001501 4.00 76 116 4 DDC04501501 4.50 93 133 6 DDC05001501 5.00 93 133 6 DDC05501501 5.50 110 150 6 DDC06001501 6.00 110 150 6 Drilling DDC06501501 6.50 127 167 8 DDC07001501 7.00 127 167 8 DDC07501501 7.50 143 183 8 DDC08001501 8.00 143 183 8 DDC08501501 8.50 160 204 10 DDC09001501 9.00 160 204 10 DDC09501501 9.50 177 221 10 DDC10001501 10.00 177 221 10 DDC11001501 11.00 198 247 12 DDC12001501 12.00 214 263 12 C017