TiN Coated PCB Drill Bits manufacturers Manufacturers & Factory China - Wholesale

3.175mm Shank Uncoated Tungsten Carbide PCB Drill Bits

Product Name: 3.175mm Shank Uncoated Tungsten Carbide PCB Drill Bits Model Number: PCBD-450
TiN Coated Small Carbide PCB Drill Bits

Product Name: TiN Coated Small Carbide PCB Drill Bits Model Number: PCBD-450-T