Milwaukee Premium Concrete Drill Bits – 3 Flat Shank (Select Size)

Tungsten carbide tipped (TCT) drill bits allow drilling into concrete, aerated concrete blocks, masonry, slate and granite.From 5 mm the hammer drill bits are supplied with a 3 flat shank to prevent the drill bit slipping in the chuck. 3 & 4 mm the drill bits are supplied with a round shank.Red flute to identify the drill bit easily in the users tool box.Can be used in hammer and rotary mode.