diameter
Drilling Depth
mm
inch
22
7/8
9.5''
26
1
28
1-1/8
32
1-1/4
35
1-3/8
38
1-1/2
44
1-3/4
51
2
56
2-1/4
63
2-1/2
71
2-3/4
76
3
89
3-1/2
102
4
108
4-1/4
Dry diamond core bits with #30/40 diamond grits and air slots to keep the bits cool and light-weight.
Designed for drilling:
■soft brick
■building block