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 10days
1.Professional OEM,supreme grade .
2.minimum material deformation
3.Fast grinding ,less heat generation.
4.UKAS certify,

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 10days
Outer diameter Length Segment
(T*H) Number of segment
20 380 3.7*8 2
27 380/450 3.7*8 3
30 380/450 3.7*8 3
32 380/450 3.7*8 3
36 380/450 3.7*8 4
38 380/450 3.7*8 4
40 380/450 3.7*8 4
44 380/450 3.7*8 5
46 380/450 3.7*8 5
51 380/450 3.7*8 5
56 380/450 3.7*8 5
63 380/450 3.7*8 6
66 380/450 3.7*8 6
71 380/450 3.9*8 7
76 380/450 3.9*8 7
82 380/450 3.9*8 8
89 380/450 3.9*8 9
96 350 3.9*8 9
102 350 3.9*8 10
108 350 3.9*8 10
114 350 3.9*8 11
120 350 4.2*8 11
127 350 4.2*8 12
132 350 4.2*8 12
140 350 4.2*8 12
152 350 4.2*8 13
159 350 4.5*8 13
168 350 4.5*8 14
180 350 4.5*8 14
200 350 4.5*8 15
245 350 5*8 17
300 350 5*8 18