10pcs Titanium Masonry Drill Bit 3mm Concrete Drill Bit with Hex Shank 1mm(ID)x2mm(OD)x500mm(L) ): 86 x 44 x

): 86 x 44 x 46mm / 3

* Output Peak Power: 51W

Fit Hole Size: 14-16mm

Net Weight : 46g(1

10pcs Titanium Masonry Drill Bit 3mm Concrete Drill Bit with Hex Shank 1mm(ID)x2mm(OD)x500mm(L) ): 86 x 44 x1. Made of quality carbide YG6X, the rust resistant treatment and reinforced head prevent the drill from cracking and provide longer service life. The oxygen nitriding treatment of the bit head improves the hardness of the bit 2. Concrete Drill Bits are designed with a U shaped chip discharge groove. This design ensures that all drill dust and chips are collected and released from the drill bit. 3. This 1 4 inch hex shank drill bits can be used on