Taper Button Bit/32~50mm button bit/rock drill bit for drill hole machine tool

1.  tapered button bits connect with tapered drill rod for drilling holes
2. Stale and mature welding technology ensure good quality of bits
3. Accurate dimension of taper degree perfectly matches the rods
4. work reliable and very cost-effective

Tapered button bits Diameter

No*button diameter

Taper

Weight

mm

inch

Front

Gauge

kg

32

1 1/4

1*8

3*8

4°6°7°11°12°

0.24

33

1 19/64

2*7

5*7

4°6°7°11°12°

0.26

34

1 11/32

2*7

4*7

4°6°7°11°12°

0.29

35

1 3/8

2*7

5*8

4°6°7°11°12°

0.33

36

1 27/64

1*8

3*9

4°6°7°11°12°

0.37

36

1 27/64

2*7

5*8

4°6°7°11°12°

0.37

38

1 1/2

1*8

3*9

4°6°7°11°12°

0.38

38

1 1/2

2*7

5*8

4°6°7°11°12°

0.38

38

1 1/2

2*7

5*9

4°6°7°11°12°

0.38

40

1 37/64

1*8

3*9

4°6°7°11°12°

0.40

40

1 37/64

1*9

3*10

4°6°7°11°12°

0.40

40

1 37/64

1*9

3*9

4°6°7°11°12°

0.40

40

1 37/64

2*7

5*9

4°6°7°11°12°

0.40

42

1 21/32

1*8

3*9

4°6°7°11°12°

0.43

42

1 21/32

1*9

3*10

4°6°7°11°12°

0.43

42

1 21/32

1*9

3*9

4°6°7°11°12°

0.43

42

1 37/64

2*8

5*9

4°6°7°11°12°

0.43