34mm Tri Cone 11 Degree 7 Degree Rock Drill Bit Of Mining Jack Hammer Rock Drilling
7 Degree Rock Drill Bit
,34mm Tri Cone Rock Drill Bit
34 mm tricone 11 degree 7 degree rock drill bit of mining jack hammer for rock drilling
Product Description
Taper button bit as small hole bit is different with thread button bit as long hole bit to use taper rod to be used for air leg or hand held jack hammer driller in quarrying,and mining.
(1)Connect shank Size: Φ19, Φ22, Φ25 at most
(2)Bit Diameter:Diameter 32mm,34mm,36mm, 38mm,40mm
(3)Tapered connection: 6 degree, 7 degree, 11 degree, 12 degree etc.
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SPECIFICATION FOR COAL MINE TUNGSTEN CARBIDE BUTTON ROCK DRILL BIT
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Tapered button bits Diameter
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No*button diameter
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Taper
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Weight
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mm
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inch
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Front
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Gauge
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kg
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|
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32
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1 1/4
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1*8
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3*8
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4°6°7°11°12°
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0.24
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33
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1 19/64
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2*7
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5*7
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4°6°7°11°12°
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0.26
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34
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1 11/32
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2*7
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4*7
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4°6°7°11°12°
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0.29
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35
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1 3/8
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2*7
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5*8
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4°6°7°11°12°
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0.33
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36
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1 27/64
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1*8
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3*9
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4°6°7°11°12°
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0.37
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36
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1 27/64
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2*7
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5*8
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4°6°7°11°12°
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0.37
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38
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1 1/2
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1*8
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3*9
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4°6°7°11°12°
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0.38
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38
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1 1/2
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2*7
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5*8
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4°6°7°11°12°
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0.38
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38
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1 1/2
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2*7
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5*9
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4°6°7°11°12°
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0.38
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40
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1 37/64
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1*8
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3*9
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4°6°7°11°12°
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0.40
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40
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1 37/64
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1*9
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3*10
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4°6°7°11°12°
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0.40
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40
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1 37/64
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1*9
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3*9
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4°6°7°11°12°
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0.40
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40
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1 37/64
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2*7
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5*9
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4°6°7°11°12°
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0.40
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42
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1 21/32
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1*8
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3*9
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4°6°7°11°12°
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0.43
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42
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1 21/32
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1*9
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3*10
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4°6°7°11°12°
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0.43
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42
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1 21/32
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1*9
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3*9
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4°6°7°11°12°
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0.43
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42
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1 37/64
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2*8
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5*9
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4°6°7°11°12°
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0.43
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