Tungsten Carbide Drill Bits Set Size:Set A（3.2+4.2+5.2mm） Keep it out of reach

Keep it out of reach of children

The unique design ensures clean and smooth holes with reduced splintering

Product Size - The length of the expansion tube is 30mm (Aircraft) / 35mm (Butterfly)

The remote control buttons include 2 hours

and the blade holder is placed in the middle of the two parts

Tungsten Carbide Drill Bits Set Size:Set A（3.2+4.2+5.2mm） Keep it out of reachSIZE GUIDE FEATURES EXCEPTIONAL HARDNESS: Constructed from premium tungsten carbide, these drill bits deliver exceptional hardness and stable performance. Their sharp and durable edges can easily penetrate stainless steel, iron, copper, aluminum alloy, wood, and plastic. FAST AND ACCURATE DRILLING: The 118 sharp angle design allows for quick and precise drilling, reducing the time and effort needed for each project. Enjoy smoother cuts and cleaner