One of Hottest for St58 Drill Rod - Taper Button Bits – TDS
One of Hottest for St58 Drill Rod - 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:




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Our target should be to consolidate and improve the high-quality and repair of current goods, in the meantime regularly produce new solutions to meet unique customers' needs for One of Hottest for St58 Drill Rod - Taper Button Bits – TDS , The product will supply to all over the world, such as: San Diego, Bulgaria, New Zealand, Our company sticks to the principle of "high quality, reasonable price and timely delivery". We sincerely hope to establish good cooperative relationships with our new and old business partners from all parts of the world. We hope to work with you and serve you with our excellent goods and services. Welcome to join us!

The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.

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