professional factory for Surface Down The Hole Drills - Taper Button Bits – TDS
professional factory for Surface Down The Hole Drills - Taper Button Bits – TDS Detail:
Taper bits, especially Tapered button bits are the most popular tapered drill bits with a wide selection of head diameters from 26mm to 48mm. With carbide buttons hot pressed on the bit skirts, tapered button bits have a good drilling performance and are excellent in longevity.
We manufactuer various tapered button bits in different degrees as below:
Bit diameter: 26mm to 60mm;
Tapered degree: 4°46’, 6°, 7°, 11°, 12°;
Shank sizes: Hex. 19mm, Hex, 22mm and Hex. 25mm;
Carbide type: Chisel type, Cross type, Button type.
Description | Material:Timken steel + Element six carbides Insert Tech.: Hot pressed carbide inserts |
Diameter | 26mm to 60mm |
Taper Degree | 4°46’, 6°, 7°, 11°, 12°; |
Carbide Type | Chisel type, Cross type, Button type. |
Shank Size | Hex. 19mm, Hex, 22mm and Hex. 25mm |
Button type | Hemispherical, Parabolic, Ballistic, Conical |
Advantage | 80%-90% lifespan of world top brands, reliable quality proved by our customers. |
MOQ | No requirements for testing or trail order |
Customized service | We can make products as customer’s requirements |
For 22 mm (7/8″) rod. 11° taper. Short Skirt. | |||||||
Diameter | Buttons | Flushing hole | Length | Weight | |||
mm | inch | Gauge | Front | Side | Front | mm | Kg |
32 | 1 1/4 | 5×7 | 2×7 | 1 | 1 | 50 | 0.35 |
32 | 1 1/4 | 6×7 | 2×7 | 1 | 1 | 50 | 0.35 |
34 | 1 11/32 | 4×8 | 2×7 | 1 | 2 | 50 | 0.39 |
34 | 1 11/32 | 5×7 | 2×7 | 1 | 1 | 50 | 0.4 |
35 | 1 3/8 | 6×7 | 2×7 | 1 | 2 | 50 | 0.41 |
36 | 1 27/64 | 4×8 | 2×7 | 1 | 2 | 50 | 0.45 |
36 | 1 27/64 | 5×8 | 2×7 | 1 | 1 | 50 | 0.45 |
36 | 1 27/64 | 5×8 | 2×7 | 1 | 2 | 50 | 0.45 |
38 | 1 1/2 | 3×9 | 1×9 | 1 | 1 | 50 | 0.45 |
38 | 1 1/2 | 3×9 | 2×7 | 1 | 1 | 50 | 0.45 |
38 | 1 1/2 | 5×9 | 2×7 | 1 | 1 | 50 | 0.45 |
38 | 1 1/2 | 5×9 | 2×7 | 1 | 2 | 50 | 0.45 |
40 | 1 37/64 | 3×9 | 1×9 | 1 | 1 | 50 | 0.48 |
40 | 1 37/64 | 3×9 | 2×8 | 1 | 1 | 50 | 0.48 |
40 | 1 37/64 | 5×9 | 2×8 | 1 | 1 | 50 | 0.48 |
40 | 1 37/64 | 5×9 | 2×8 | 1 | 2 | 50 | 0.48 |
41 | 1 5/8 | 5×9 | 2×8 | 1 | 2 | 50 | 0.48 |
Product detail pictures:




Related Product Guide:
With advanced technologies and facilities, strict quality control, reasonable price, superior service and close co-operation with customers, we are devoted to providing the best value for our customers for professional factory for Surface Down The Hole Drills - Taper Button Bits – TDS , The product will supply to all over the world, such as: Lithuania, Venezuela, Melbourne, To keep the leading position in our industry, we never stop challenging the limitation in all aspects to create the ideal products. In his way, We can enrich our life style and promote a better living environment for the global community.

Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces,a nice business partner.

Write your message here and send it to us