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Whole Piece Diamond Core Bits for Fast Drilling Cured Concrete Item No.:
CBWA


Laser welded bits (half manufactured)

semi-finished products at workshop

Size:
size
segment no.
3/4" (dia.19mm) 3
7/8" (dia.22mm) 3
1" (dia.25mm) 3
1-1/8" (dia.29mm) 4
1-1/4" (dia.32mm) 4
1-1/2" (dia.38mm) 5
1-3/4" (dia.44mm) 6
2" (dia.51mm) 6
2-1/2" (dia.63mm) 7
3" (dia.76mm) 8
3-1/2" (dia.89mm) 10
4" (dia.102mm) 11
4-1/4" (dia.108mm) 12
4-1/2" (dia.114mm) 13
5" (dia.127mm) 14
6" (dia. 152mm) 17
7" (dia. 178mm) 20
8" (dia. 203mm) 23
9" (dia.229mm) 25
10" (dia.254mm) 27
12" (dia.300mm) 33
14" (dia.450mm) 39


Feature:
- For fastest drilling on critically hard materials such as reinforcing concrete
- The core bits tube as per the quality standard from sperling from Germany

Technical specs:
Specs
Test Result
Segments from RobtoL
Segments from U.K.
Life (meter)
for Reinforcing Concrete
18
18
Drilling Materials
Reinforcing Concrete
(steel bar dia.6~8mm)
Reinforcing Concrete
(steel bar dia.6~8mm)
Speed (cm/min)
5.39
4.47

update: Apr. 18, 2010


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