BenZ Werkz Diamond Core drill bit is perfect for use with electric core drills for drilling on granite, hard stone, concrete, reinforced concrete, and other hard surfaces.
Its durable construction will ensure smooth operation of the drills.
Turbo type with high-frequency weld
Body without Spiral Groove
High Performance / Long Life
Easily cuts through reinforced steel bar & concrete
Diameter of cut : 18mm
Depth of cut : 250mm
Spindle Thread : M41
Life : min 10 Meters
Diamond Density : 26%
Steel core #20