Specification :

Diamond core bits are available for concrete, reinforced concrete, and asphalt, drilling, quick, smooth and accurate coring with professional results. Segment type can be done with turbo segment or roof segment.
Diameter: 76-230mm
Length: 115-470mm
Thread size: UNC1-1/ 4�

We, Johnson Tools Manufactory Co., Ltd is professional manufacturer of diamond tools which used in stone and construction industries, such as marble, granite, sandstone, limestone, basalt, grit stone, concrete, reinforced concrete and asphalt, etc.) In China, we have eleven years successful exporting experience and 100 percent of our products are exported to worldwide ( Euro, UK, Germany, Sweden, Italy, Spain, Portug, Czech, USA, South Africa, Ghana, Egypt, Australia, Yemen, Iran, PK, India, etc.) .

More information about our company, please visit our website: http: / / www.diatoolscn.com.