10pcs Titanium Masonry Drill Bit 6mm Concrete Drill Bit with Hex Shank M8x70mm Size: 38x16x30mm (1

Size: 38x16x30mm (1

Package content: 5pcs x Junction Box(not include screws)

Mounting Hole Distance: 60mm / 2

water system

Inner Diameter: 15mm/0

10pcs Titanium Masonry Drill Bit 6mm Concrete Drill Bit with Hex Shank M8x70mm Size: 38x16x30mm (11. 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