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Take your aircraft repair and production to the next level with our Chicago-Latrobe Jobber Drill Bit - Cobalt 1/64. Featuring a straw/bronze finish that enhances wear resistance and spiral flutes that eliminate chip accumulation, these drill bits are designed specifically for aircraft repair and production per NAS 907 Type J specifications. These bits come in fractional inches with a 0.0156 decimal equivalent and deliver superior performance ideal for demanding aerospace applications. Try our high-performance Chicago-Latrobe Jobber Drill Bit - Cobalt 1/64 today and experience the difference in your aircraft repair and production.