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tapered steel bar

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Durable Hard Rock Drill Taper Button Bit , R32 R38 Mining Drill Bits 38-127mm
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R32 R38 Button Bit Diameter 33mm Threaded drill bits for Mining Yellow Golden Black Features: Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our ... Read More

2020-04-02 10:55:02

12 Degree Button Bits Rock Drilling Tools
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12 Degree Button Bit Hex 22 Hex 25 Tapered Drill Bit For Hammer Rock Drilling (1)Taper Angle: 4,446,6,7,11,12 (2)Models: Chisel/Cross/Button Bit (3)Dia:20-45 Mm (4)Button Bit Shape: Spherical/Parabolic (5... Read More

2020-07-02 15:57:44

Self Drilling 4 Degree Small Rock Drill Bits , Hex 12 Hex 19 Rock Hammer Drill Bits
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Button Bit 4 degree Hex 12 Hex 19 Tapered Drill Bit For Hammer Rock Drilling Product Name: Rock Drill Tool Tungsten Carbide Taper Button Bit Types Tapered Chisel Bits, Tapered Cross Bits, Tapered Button Bits ... Read More

2018-09-20 14:07:06

Button Drill Bit For Granite Rock
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Button Bit 12 degree Hex 19 Tapered Drill Bit For Rock Drilling Tools Feature Of The Taper Button Bit: (1)Taper Angle: 4,446,6,7,11,12 (2)Models: Chisel/Cross/Button Bit (3)Dia:20-45 Mm (4)Button Bit Shape: ... Read More

2019-07-19 14:06:40

38mm Yellow Color Small Rock Drill Bits , Hard Rock Drill Bits High Performance
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38mm Yellow Color Small Rock Drill Bits , Hard Rock Drill Bits High Performance Code No.: Q7-38-1122-50 Diameter: 38mm Length: 50mm Tapered Degree: 11 Carbide Dimension: 8mm*7 Carbide Design: Semi-Ballistic ... Read More

2020-01-21 15:26:12

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