Liaocheng Jinquan Construction Machinery Co.,Ltd - China manufacturer of rock drilling tools button bits top hammer rock tools DTH hammer button bits
Sell the whole drilling idea not just the rock drilling tools button bits & DTH drilling equipments! [sales@jinquandrill.com]
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|
Drill Type |
Bit diamater (D) |
Taper
|
Water hole
|
(d) mm
|
Part No.
|
|
|
Chisel Drill Bits
|
mm |
inch |
||||
|
30 |
1 3/16" |
7° |
2 |
22 |
Y130-722 |
|
|
32 |
1 17/64" |
7° |
2 |
22 |
Y132-722 |
|
|
34 |
1 11/32" |
7° |
2 |
22 |
Y134-722 |
|
|
36 |
1 27/64" |
7° |
2 |
22 |
Y136-722 |
|
|
38 |
1 1/2" |
7° |
2 |
22 |
Y138-722 |
|
|
40 |
1 37/64" |
7° |
2 |
22 |
Y140-722 |
|
|
42 |
1 21/32" |
7° |
2 |
22 |
Y142-722 |
|