Chisel drill bits
Negotiable /Piece
Min.Order:50 Pieces
Xiamen Bestlink Factory Co., Ltd.
Low cost!!! Sales Taper Shank Drill Button Bit for Granite Rock Drilling
(Taillant conique en croix, à boutons pour le forage dans la carrière de Xiamen Bestlink)
Our tapered drill bits are made with high quality alloy steel bar and tungsten carbides, through heat treatment.
Caracteristique:
(1)Taper angle: 4°,6°,7°,11°,12°
(2)Models:chisel/cross/button bit
(3)Dia:20-45 mm
(4)Button bit shape:spherical/parabolic
(5)Socket inside dia:15/19/22/25mm
Products technical data:
1.Tapered chisel bit
Widely used in drilling holes with depth less than 5 meters and diameter ranged in 20-45 mm by light-duty rock drill, like Y6.
Description | Diameter | Length | Water hole | |
Taper degree a=4°,6°,7°,11°,12°
| mm | mm | 2 | |
20 | 65 | 2 | ||
23 | 65 | 2 | ||
25 | 69 | 2 | ||
28 | 60 | 2 | ||
30 | 55 88 | 2 | ||
32 | 55 64 71 80 | 2 | ||
34 | 71 80 | 2 | ||
36 | 74 | 2 | ||
38 | 74 | 2 | ||
40 | 74 | 2 | ||
42 | 74 | 2 | ||
45 | 74 | 2 |
2.Tapered cross bit
Used under any rock drilling condition and mainly used for hard or very hard rock formation because of it's comprehensive adaptability. Compared with taper chisel bits, taper cross bits have a better drilling performance because carbide tips on cross bits doubled.
Description | Diameter | Length | Weight | |
Taper degree a=6 °,7°,11°,12° Socket inside d=19,22,25mm
| mm | mm | kg | |
28 | 71 80 | 0.19 | ||
29 | 71 80 | 0.2 | ||
30 | 50 67 71 80 | 0.3 | ||
32 | 50 67 71 80 | 0.3 | ||
33 | 71 80 | 0.32 | ||
34 | 67 71 80 | 0.34 | ||
35 | 67 71 80 | 0.35 | ||
36 | 71 80 | 0.36 | ||
38 | 67 71 80 | 0.42 | ||
40 | 71 80 | 0.43 | ||
41 | 71 | 0.45 | ||
42 | 69 80 | 0.46 | ||
44 | 80 | 0.47 | ||
45 | 80 | 0.5 |
3.Tapered Button Bits
Comparing with tapered chisel bits and tapered cross bits, button bits has higher technology, much longer primary drilling time and higher drilling efficiency. According to the tungsten carbide insert, tapered button bits can be divided into the types of hemispherical, conical and parabolic button, etc.
Description | Diameter | Length | No. of button | Weight |
Taper Angle a=4°46″,6 °,7°,11°,12° Socket inside d=19,22,25mm | mm | mm | pcs | kg |
28 | 50 | 4 | 0.2 | |
29 | 50 | 4 5 6 7 | 0.2 | |
30 | 50 80 | 5 6 7 8 | 0.2 0.3 | |
32 | 50 55 71 80 | 6 7 8 9 | 0.2 0.22 0.3 | |
33 | 50 55 71 80 | 6 7 9 | 0.2 0.3 0.36 | |
34 | 50 55 | 7 8 | 0.22 0.3 | |
35 | 55 71 80 | 4 5 6 7 | 0.22 0.3 0.37 | |
36 | 50 55 | 7 | 0.3 0.35 | |
37 | 55 | 4 6 7 | 0.3 | |
38 | 50 55 | 4 6 7 | 0.25 0.35 | |
40 | 50 55 | 7 | 0.35 | |
41 | 50 55 71 | 4 5 | 0.35 | |
42 | 50 | 6 7 | 0.4 | |
45 | 50 55 71 | 6 7 8 9 | 0.5 |
Advantages:
Compared with the oversea brands, our advantages are bellowing:
A. Our products can match over 95% against the original products
B. Price are competitive against the famous brands and best quality against the small factory
Catalogue download:
1.General catalogue: /downloadRepository/fc6d7f13-fd64-474e-96b7-ccc7a78b84aa.pdf
2. Expansive mortar: /downloadRepository/d7a67d54-4fc2-426b-ac71-3526df69b790.pdf
3. Rock drill tools: /downloadRepository/8c890428-2bf1-4b33-b5c9-1373a2c23962.pdf
4. DTH rock drill tools: /downloadRepository/9d3c352e-dd2d-4e11-8ad8-13dc8045bda7.pdf
About Us:
1. Our factory has been specialized in manufacturing drilling tools and spare parts since 1980.
2. We have advanced technology and equipment.
3. Our technician has more than 36 year's professional working experience.
4. Rock drilling tools are exported throughout the world. Main market: Norway, Turkey, USA,
Canada, Australia, Brazil, Uruguay, Iran, Philippines, Thailand, India, etc.