171 - 176 of 176
102mm retrac bit
Selling leads
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Products Description Thread button dril bits are made by high quaty aloy steel bar and tungsten carbides. Through heat treatment, our driling tools ...
2026-06-01 09:58:19
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Description A Rock Drill Button Bit is a type of hard rock drilling tool used in mining, tunneling, quarrying, and construction. It is designed to ...
2026-07-31 00:08:35
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...in direct contact with the drill bit, little energy is lost. This gives DTH drilling a nearly constant penetration rate regardless of hole length. ...
2026-07-31 00:08:35
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Product Description 1. Application: The thread drill bits are widely used in metallurgy mine, geological exploration, water conservancy construction, ...
2026-07-31 00:08:35
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...Bits Retrac Body +Better Hole Deviation Control Description: Product: T38 T45 T51 button bits Diameter: 64-127mm Button Shape: Spherical button, ...
2026-06-01 09:58:03
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... is in direct contact with the drill bit, little energy is lost. This gives DTH drilling a nearly constant penetration rate regardless of hole ...
2026-07-31 00:08:35
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