China Tungsten Carbide Drilling Tools 2 Flute Full Deep Hole Twist Drill Bits 20xd, Find details about China Twist Drill Bit, Carbide Drill from Tungsten Carbide Drilling Tools 2 Flute Full Deep Hole Twist Drill Bits 20xd
Raw Material | Carbide, Tungsten Cobalt Alloy, tungsten carbide |
Coating | AlTiN, TiAlN, TiSiN, AlTiSiN, TiN, Nano, or as your requirements |
Overall Length | 38-330mm (customized is acceptable) |
Flute Diameter | 0.3-40mm (customized is acceptable) |
Diameter | 4-40mm (customized is acceptable) |
Precision | 0.005-0.01 (high precision) |
HRC | 45/50/55/65 HRC |
Controlling Mode | cnc tooling system |
Processing Type | Finishing Maching |
Suitable for | wood, cast iron, carbon steel, mould steel, stainless steel, titanium alloy, tool steel, and heat-treated steel, etc |
Products Detail:
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Twist Drill Bits-20D | ||||||
d1 | d2 | L1 | L2 | L3 | L4 | Coolant solution |
3.00 | 3.00 | 101 | 68 | 63 | 30 | Inner Coolant |
3.50 | 4.00 | 125 | 79 | 74 | 32 | Inner Coolant |
4.00 | 4.00 | 125 | 90 | 84 | 32 | Inner Coolant |
4.50 | 5.00 | 149 | 101 | 95 | 34 | Inner Coolant |
5.00 | 5.00 | 149 | 112 | 105 | 34 | Inner Coolant |
5.50 | 6.00 | 173 | 123 | 116 | 36 | Inner Coolant |
6.00 | 6.00 | 173 | 134 | 126 | 36 | Inner Coolant |
6.50 | 7.00 | 197 | 145 | 137 | 38 | Inner Coolant |
7.00 | 7.00 | 197 | 158 | 147 | 38 | Inner Coolant |
7.50 | 8.00 | 221 | 167 | 158 | 40 | Inner Coolant |
8.00 | 8.50 | 221 | 178 | 169 | 40 | Inner Coolant |
8.50 | 9.00 | 245 | 189 | 183 | 42 | Inner Coolant |
9.00 | 9.50 | 245 | 200 | 189 | 42 | Inner Coolant |
9.50 | 10.00 | 269 | 211 | 200 | 44 | Inner Coolant |
10.00 | 10.00 | 269 | 222 | 210 | 44 | Inner Coolant |
Customized Tools are Acceptable |