Tapered Rock Bits
Single Pass, Reaming Bits, Bit Shells, Bit Adapters,
Bit Shims, Taper Guides
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7/8" x 11° SINGLE PASS
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TB71125
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TAPERED BIT 7/8 X 11° 1"
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TB71128
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TAPERED BIT 7/8 X 11° 1 1/8"
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TB71132
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TAPERED BIT 7/8 X 11° 1 1/4"
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TB71135
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TAPERED BIT 7/8 X 11° 1 3/8"
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TB71138
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TAPERED BIT 7/8 X 11° 1 1/2"
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TB71141
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TAPERED BIT 7/8 X 11° 1 5/8"
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TB71145
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TAPERED BIT 7/8 X 11° 1 3/4"
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TB71148
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TAPERED BIT 7/8 X 11° 1 7/8"
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TB71151
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TAPERED BIT 7/8 X 11° 2"
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7/8" x 11° DEEP INSERT
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TB71135D
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TAPERED BIT 7/8 X 11° 1 3/8"
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TB71138D
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TAPERED BIT 7/8 X 11° 1 1/2"
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TB71141D
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TAPERED BIT 7/8 X 11° 1 5/8"
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1" x 11° SINGLE PASS
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TB81135
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TAPERED BIT 1" X 11° 1 3/8"
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TB81138
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TAPERED BIT 1" X 11° 1 1/2"
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TB81141
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TAPERED BIT 1" X 11° 1 5/8"
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TB81145
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TAPERED BIT 1" X 11° 1 3/4"
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TB81151
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TAPERED BIT 1" X 11° 2"
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7/8" x 12° DEEP INSERT
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TB71225
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TAPERED BIT 7/8 X 12° 1"
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TB71235
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TAPERED BIT 7/8 X 12° 1 3/8"
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TB71238
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TAPERED BIT 7/8 X 12° 1 1/2"
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TB71241
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TAPERED BIT 7/8 X 12° 1 5/8"
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TB71245
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TAPERED BIT 7/8 X 12° 1 3/4"
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TB71251
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TAPERED BIT 7/8 X 12° 2"
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REAMING BITS
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BR22MM64
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REAMING BIT BUTTON 2 ½"
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BR22MM76
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REAMING BIT BUTTON 3"
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BR22MM89
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REAMING BIT BUTTON 3 ½"
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BR22MM57C
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REAMING BIT 6-WING 2 ¼"
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BR22MM64C
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REAMING BIT 6-WING 2 ½"
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BR22MM76C
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REAMING BIT 6-WING 3"
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BIT SHELLS
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BR-BS7811-6
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REAMING BIT ADAPT
7/8" X 11° |

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BR-BS7811-6
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REAMING BIT ADAPT
7/8" X 12° |
| BR-BS8811-6 |
REAMING BIT ADAPT
1" X 11° |
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Also See
Additional Reaming Equipment
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BIT ADAPTER
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BAR25-7811
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1" ROPE TO 7/8 X 11°
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BAR22-7811
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7/8" ROPE TO7/8 X 11°
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BAR25-7812
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1" ROPE TO 1 X 12°
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BIT SHIMS
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SHIM1
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BRASS SHIMS
7/8" X 11° OR 12°
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.25
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SHIM2
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BRASS SHIMS
1" X 11° OR 12°
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.25
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TAPER GAUGE
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TG711
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TAPER GAUGE 7/8" X 11°
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TG811
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TAPER GAUGE 1" X 11°
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TG712
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TAPER GAUGE 7/8" X 12°
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TG812
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TAPER GAUGE 1" X 12°
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