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CIR110-110mm low air pressure DTH down the hole drill bit
Adriller Drill Bit
Adiller line of top hammer bits, also commonly referred to as button bits, have been specially designed to drill through almost any type of hard and abrasive rock formations.
These drill bits not only have a superior penetration rate compared to their competitors, but also a substantially longer service life .
Description:
1. Domed/Round Button
Domed/Round Buttons are usually used as gauge buttons of DTH Bits, suitable for every abrasive and very hard formations.
2. Parabolic/Semi-Ballistic Buttons
Parabolic Buttons are usually used as gauge buttons and front buttons of DTH Bits, suitable for medium abrasive and hard formations.
3. Ballistic Button
Ballistic Buttons are usually used as front buttons of DTH Bits, suitable for medium abrasive and mesium hard formations. They can also be used as gauge buttons if the rock is soft.
Applications:
Now the high air pressure DTH drills, end surfaces form currently used, there are four: the convex end surface, the flat end surface, the concave end surface and the end face type furrow center type.
Feature Advantage:
Steel Body
Specifications:
Diameter | Face Type | Buttons x Dia (inch) | Flushing Holes | Weight Approx. | ||||
mm | inch | Outer | Inner | Front | Kgs. | Lbs. | ||
222 | 8 3/4 | Concave | 10 x 3/4” | 8 x 3/4" | 8 x 3/4" | 2 | 53.6 | 118 |
225 | 8 7/8 | Concave | 12 x 3/4” | 6 x 3/4" | 8 x 3/4" | 2 | 54.9 | 121 |
225 | 8 7/8 | Convex | 10 x 3/4” | 6 x 3/4" | 10 x 3/4" | 2 | 54.9 | 121 |
229 | 9 | Concave | 12 x 3/4” | 9 x 3/4" | 9 x 3/4" | 3 | 53.6 | 118 |
235 | 9 1/4 | Concave | 10 x 3/4” | 6 x 3/4" | 4x3/4" / 6x5/8" | 2 | 56.3 | 124 |
235 | 9 1/4 | Concave | 12 x 3/4” | 9 x 3/4" | 9 x 3/4" | 3 | 56.3 | 124 |
241 | 9 1/2 | Concave | 12 x 3/4” | 9 x 3/4" | 13 x 3/4" | 3 | 59.5 | 131 |
241 | 9 1/2 | Convex | 12 x 3/4” | 9 x 3/4" | 14 x 3/4" | 3 | 59.5 | 131 |
248 | 9 3/4 | Concave | 10 x 3/4” | 6 x 3/4" | 4x3/4" / 6x5/8" | 2 | 62.2 | 137 |
248 | 9.75 | Concave | 12 x 3/4” | 6 x 3/4" | 13 x 3/4" | 3 | 62.2 | 137 |
251 | 9.875 | Concave | 12 x 3/4” | 9 x 3/4" | 13 x 3/4" | 3 | 64.9 | 143 |
254 | 10 | Concave | 12 x 3/4” | 9 x 3/4" | 13 x 3/4" | 3 | 65.8 | 145 |
254 | 10 | Flat | 12 x 3/4” | 6 x 3/4" | 13 x 3/4" | 3 | 65.8 | 145 |
260 | 10 1/4 | Concave | 10 x 3/4" | 6 x 3/4" | 4x3/4" / 6x5/8" | 2 | 67.6 | 149 |
260 | 10 1/2 | Concave | 10 x 3/4" | 6 x 3/4" | 6x3/4" / 6x5/8" | 2 | 69 | 152 |
270 | 10 5/8 | Concave | 12 x 3/4” | 9 x 3/4" | 14 x 3/4" | 3 | 69.5 | 153 |