.jpg)
.jpg)
.jpg)
.jpg)
Mining rock cross drill bits
The drill bit is the mine drill bit. Radial abrasion resistance is strong. Adopt high quality hard alloy and steel, can be used with all kinds of drilling and the drilling machine.
Phone:+86-371-55631256 E-mail:admin@hnzwky.com
Description:
Introduction:
The drill bit is the mine drill bit. Radial abrasion resistance is strong. Adopt high quality hard alloy and steel, can be used with all kinds of drilling and the drilling machine. According to rock condition choose different alloy nameplate. It can be used for granite and marble. It’s not sensitive for limestone whether rock has fissure or is homogeneous. All kinds of rock drill machine can try this kind of drill bit.
Features:
1. Using mature technology;
2. Using the quality steel products, alloy as material;
3. With high toughness and high resistance to wear
4. Low cost.
Parameter
|
Drill Type |
Bit diamater (D) |
Taper |
Whter Hole |
(d) mm |
Part on |
|
|
mm |
in |
|||||
|
Type Bits |
32 |
1 17/64" |
7° |
3 |
22 |
S132-722 |
|
34 |
1 11/32" |
7° |
3 |
22 |
S134-722 |
|
|
36 |
1 27/64" |
7° |
3 |
22 |
S136-722 |
|
|
38 |
1 1/2 " |
7° |
3 |
22 |
S138-722 |
|
|
40 |
1 37/64" |
7° |
3 |
22 |
S140-722 |
|
|
42 |
1 21/32" |
7° |
3 |
22 |
S142-722 |
|
|
43 |
1 11/16" |
7° |
3 |
22 |
S143-722 |
|
|
45 |
1 49/64" |
7° |
3 |
22 |
S145-722 |
|
|
50 |
1 31/32" |
7° |
3 |
22 |
S150-722 |
|
|
55 |
2 9/50" |
7° |
3 |
22 |
S155-722 |
|
Ps: Special design is available upon your requirement.