use wadely mining chisel drill bit
USD $1 - $100 /Piece
Min.Order:10 Pieces
Henan Zhongmei Drill Tool Co., Ltd.
use widely mining chisel drill bit
Leading manufacturer of varies kinds of T.C. rock bits in different size, such as chisel bit, cross bit, drag bit etc.
With ISO
The chisel bit is made from grade hard alloy and special steel, generally matched with the light-duty rock drill, to drill the rock hole within diameter of 50mm.
It is widely used in metallurgy mine, geological exploration, water conservancy construction, electricity, traffic, tunnel, quarry, national defence stone project etc.
Drill Type | Bit diamater (D) | Taper | Whter hole | (d) mm | Part on | |
mm | in | |||||
| 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 | |
43 | 1 11/16" | 7° | 2 | 22 | Y143-722 | |
44 | 1 47/64" | 7° | 2 | 22 | Y144-722 | |
46 | 1 13/16" | 7° | 2 | 22 | Y146-722 |
For more detailed specifications or catalog please feel free to contact with us.