Product Name:PCB Drill Bit  
Cutting Diameter:0.5mm / 0.020"  
Cutting Depth:5 mm / 0.20"  
Shank Diameter:3.175 mm / 0.125"  
Total Length:36 mm / 1.42"  
Color: Blue/Red(Randomly)  

Package includes:  
10 x PCB Drill Bits
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