Diamond core bits

Diamond core bits

Diamond core bits are used for drilling, porcelain, marble, granite, concrete, asphalt or reinforced concrete, with fast drilling and long life. Segments type includes normal segment, roof segments, turbo segments and crown segments. Size from 6.5mm to 152mm.

Diameter: 6.5-152mm

Thread size, 3/8” or 1/2” shaft without thread, 5/8”-11, UNC1-1/4”

Delivery time: Around 30days

We, Johnson Tools Mfg.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 seven years successful exporting experience and 100 percent of our products are exported to worldwide (Euro, UK, Germany, Sweden, Italy, Spain, Portugal, Czech, USA, South Africa, Ghana, Egypt, Australia, Yemen, Iran, PK, India, etc.). Our main products: 1. Laser welded saw blade (Size from 105-1200mm, especially 700-1200mm laser wall saw blade and laser floor saw blade) 2. Sintered saw blade (Segment type, Continuous rim type, Turbo type, concave type saw blade). 3. Tuck point blade (Normal type, crack chasing type, two or three layers tuck point blade). 4. Diamond segments. 5. Diamond polishing and grinding products. 6. Vacuum brazed products (hand profile wheel, profile wheel, router bits, etc. ). 7. Cup wheel (Single row, Double row, Turbo type.) 8. Diamond core bits. 9. Electroplated diamond products.