102mm Laser welded wet core drill for reinforced concrete Grinding cup wheels * Sharp "roof top" segments

* Sharp "roof top" segments and "flat top" segments standard on 2" to 20" diameter

* Laser welded up to 7"

* Different quality grade: Economic

precast concrete slab

* Thinner diamond segment and thinner tube wall can easily reduce the resistance and increase the drilling speed

102mm Laser welded wet core drill for reinforced concrete Grinding cup wheels * Sharp "roof top" segmentsApplication: Engineering construction, wall, concrete, reinforced concrete, granite, asphalt * Thinner diamond segment and thinner tube wall can easily reduce the resistance and increase the drilling speed * Provide 20% higher drilling performance in the widest range of heavily reinforced concrete, particularly in difficult operating conditions. * Drilling stable with small wobbling. * 16" and 18" drilling depth standard * Superior cutting speed and